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Assignment 2 (16-08-2013)
- 1. ASSIGNMENT-02 1. List detailsof employees who have joined before 30 Sep 81. SQL> select * from employeess where hiredate<'30-sep-81'; EMPNO ENAME JOB MGR HIREDATE SAL ---------- ---------- --------- -------- --------------- ---------- 7369 SMITH CLERK 7902 17-DEC-80 800 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7566 JONES MANAGER 7839 02-APR-81 2975 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7782 MANAGER 7839 09-JUN-81 2450 10 SALESMAN 7698 08-SEP-81 1500 CLARK 7844 TURNER COMM DEPTNO ---------- ---------20 20 1400 0 30 30 8 rows selected. 2. List names of employees who are not managers. SQL> select ename from employeess where job!='manager'; ENAME ---------SMITH ALLEN WARD JONES MARTIN BLAKE CLARK Antesh Kumar Singh Roll No.121379 Page 13
- 2. SCOTT KING TURNER ADAMS JAMES FORD MILLER 14 rows selected. 3.List the names of employees whose employee numbers are 7369, 7521, 7839, 7934, 7788. SQL> select ename from employeess where empno in (7369,7521,7839,7934,7788); ENAME ---------SMITH WARD SCOTT KING MILLER 5 rows selected. 4. List employees not belonging to department 30, 40, or 10. SQL> select ename from employeess where deptno not in(30,40,10); ENAME ---------SMITH JONES SCOTT ADAMS FORD 5 rows selected. Antesh Kumar Singh Roll No.121379 Page 14
- 3. 5. List employeenames for those who have joined between 30 June and 31 Dec. „81. SQL> select ename from employeess where hiredate between '30-june-81' and '31-dec-81'; ENAME ---------MARTIN KING TURNER JAMES FORD 6. List the different designations in the company. SQL> select distinct job from employeess; JOB --------CLERK SALESMAN PRESIDENT MANAGER ANALYST 5 rows selected. 7. List the employees not assigned to any department. SQL> select ename from employeess where job is NULL; no rows selected. 8. List the maximum salary paid to a salesman. SQL> select max(sal) from employeess where job='SALESMAN'; MAX(SAL) ---------1600 Antesh Kumar Singh Roll No.121379 Page 15
- 4. 9. List thenames of employees who are not eligible for commission. SQL> select ename from employeess where comm is NULL; ENAME ---------SMITH JONES BLAKE CLARK SCOTT KING ADAMS JAMES FORD MILLER 10 rows selected. 10. List the name and designation of the employee who does not report to anybody. SQL> select ename,job from employeess where job='PRESIDENT'; ENAME JOB ---------- --------- KING PRESIDENT Antesh Kumar Singh Roll No.121379 Page 16
- 5. 11. List theemployees who are eligible for commission. SQL> select ename from employeess where job is not NULL; ENAME ---------SMITH ALLEN WARD JONES MARTIN BLAKE CLARK SCOTT KING TURNER ADAMS JAMES FORD MILLER 14 rows selected. 12. List employees whose names either start or end with “S”. SQL> select ename from emp where ename like 'S%' or ename like '%S'; ENAME ---------SMITH JONES SCOTT Antesh Kumar Singh Roll No.121379 Page 17
- 6. ADAMS JAMES 5 rows selected. 13.List the number of employees working with the company. SQL> select count(ename) from emp; COUNT(ENAME) -----------14 14. List the number of designations available in the EMP table. SQL> select count(distinct job) from emp; COUNT(DISTINCTJOB) -----------------5 15. List the total salaries paid to the employees. SQL> select sum(sal) from emp; SUM(SAL) ---------29025 16. List the maximum, minimum and average salary in the company. SQL> select max(sal), min(sal), avg(sal) from emp; MAX(SAL) MIN(SAL) AVG(SAL) ---------- ---------- ---------- 5000 800 2073.21429 Antesh Kumar Singh Roll No.121379 Page 18