Mongodb

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create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values

(30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston');

create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo

reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20');

INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' 500.00','30');

INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

INSERT INTO emp ULL,'30'); INSERT INTO emp ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N VALUES ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values

(30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston');

create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo

reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20');

INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' 500.00','30');

INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32));

insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York');

insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas');

insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values

(40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2),

mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL

,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ,'20'); INSERT INTO emp VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', '300.00','30'); INSERT INTO emp VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00','

500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp ,'20'); INSERT INTO emp '300.00','30'); INSERT INTO emp 500.00','30'); INSERT INTO emp ULL,'20'); INSERT INTO emp

VALUES ('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL VALUES ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', VALUES ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' VALUES ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N VALUES ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00'

,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES LL,'20'); INSERT INTO emp VALUES LL,'10');

('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N

ULL,'10'); INSERT INTO emp ULL,'20'); INSERT INTO emp LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N VALUES ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU

LL,'10'); INSERT INTO emp ,'0.00','30'); INSERT INTO emp L,'20'); INSERT INTO emp ,'30'); INSERT INTO emp LL,'20'); INSERT INTO emp LL,'10');

VALUES ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' VALUES ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL

L,'20'); INSERT INTO emp VALUES ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ,'30'); INSERT INTO emp VALUES ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

create table dept (dept_no int primary key,dept_name varchar(32),dept_location varchar(32)); insert into dept values (10,'Accounts','New York'); insert into dept values (20,'Research','Dallas'); insert into dept values (30,'Sales','Chicago'); insert into dept values (40,'Operation','Boston'); create table emp(emp_no int primary key,emp_name varchar(24) not null,job varcha r(20),salary numeric(9,2), mgr int foreign key references emp(emp_no),doj datetime,comm numeric(7,2),dno fo reign key references dept(dept_no)); INSERT INTO emp VALUES ,'20'); INSERT INTO emp VALUES '300.00','30'); INSERT INTO emp VALUES 500.00','30'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES ,'1400.00','30'); INSERT INTO emp VALUES ULL,'30'); INSERT INTO emp VALUES ULL,'10'); INSERT INTO emp VALUES ULL,'20'); INSERT INTO emp VALUES LL,'10'); INSERT INTO emp VALUES ,'0.00','30'); INSERT INTO emp VALUES L,'20'); INSERT INTO emp VALUES ,'30'); INSERT INTO emp VALUES

('7369','SMITH','CLERK','7902','1980-12-17','800.00',NULL ('7499','ALLEN','SALESMAN','7698','1981-02-20','1600.00', ('7521','WARD','SALESMAN','7698','1981-02-22','1250.00',' ('7566','JONES','MANAGER','7839','1981-04-02','2975.00',N ('7654','MARTIN','SALESMAN','7698','1981-09-28','1250.00' ('7698','BLAKE','MANAGER','7839','1981-05-01','2850.00',N ('7782','CLARK','MANAGER','7839','1981-06-09','2450.00',N ('7788','SCOTT','ANALYST','7566','1982-12-09','3000.00',N ('7839','KING','PRESIDENT',NULL,'1981-11-17','5000.00',NU ('7844','TURNER','SALESMAN','7698','1981-09-08','1500.00' ('7876','ADAMS','CLERK','7788','1983-01-12','1100.00',NUL ('7900','JAMES','CLERK','7698','1981-12-03','950.00',NULL ('7902','FORD','ANALYST','7566','1981-12-03','3000.00',NU

LL,'20'); INSERT INTO emp VALUES ('7934','MILLER','CLERK','7782','1982-01-23','1300.00',NU LL,'10');

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