create table emp_10(
empno number(4,0),
ename varchar2(10),
job varchar2(9),
mgr number(4,0),
hiredate date,
salary number(7,2),
comm number(7,2),
deptno number(2,0)
);
insert into emp_10 values
(7369,'SMITH','CLERK',7902,to_date('17-12-1980','dd-mm-yyyy'),800,null,20);
insert into emp_10 values
(7499,'ALLEN','SALESMAN',7698,to_date('20-2-1981','dd-mm-yyyy'),1600,300,30);
insert into emp_10 values
(7521,'WARD','SALESMAN',7698,to_date('22-2-1981','dd-mm-yyyy'),1250,500,30);
insert into emp_10 values
(7566,'JONES','MANAGER',7839,to_date('2-4-1981','dd-mm-yyyy'),2975,null,20);
insert into emp_10 values
(7654,'MARTIN','SALESMAN',7698,to_date('28-9-1981','dd-mm-yyyy'),1250,1400,30);
insert into emp_10 values
(7698,'BLACK','MANAGER',7839,to_date('1-5-1981','dd-mm-yyyy'),2850,null,30);
insert into emp_10 values
(7782,'CLARK','MANAGER',7839,to_date('9-6-1981','dd-mm-yyyy'),2450,null,10);
insert into emp_10 values
(7788,'SCOTT','ANALYST',7566,to_date('19-4-1987','dd-mm-yyyy'),3000,null,20);
insert into emp_10 values
(7839,'KING','PRESIDENT',null,to_date('17-11-1981','dd-mm-yyyy'),5000,null,10);
insert into emp_10 values
(7844,'TURNER','SALESMAN',7698,to_date('8-9-1981','dd-mm-yyyy'),1500,0,30);
insert into emp_10 values
(7876,'ADAMS','CLERK',7788,to_date('23-5-1987','dd-mm-yyyy'),1100,null,20);
insert into emp_10 values
(7900,'JAMES','CLERK',7698,to_date('3-12-1981','dd-mm-yyyy'),950,null,30);
insert into emp_10 values
(7902,'FORD','ANALYST',7566,to_date('3-12-1981','dd-mm-yyyy'),3000,null,20);
insert into emp_10 values
(7934,'MILLER','CLERK',7782,to_date('23-1-1982','dd-mm-yyyy'),1300,null,10);
create table dept(
deptno number(2,0),
dmane varchar2(14),
loc varchar2(14)
);
insert into dept values
(10,'accounting','new york');
insert into dept values
(20,'research','dallas');
insert into dept values
(30,'sales','chicago');
insert into dept values
(40,'opertions','boston');
SELECT * FROM emp_10;