SQL: Queries

SQL-QUERIES 1. Display all the information of the EMP table? A) select * from emp; 2. Display unique Jobs from EMP table? A) select distinct job from emp; B) select unique job from emp; 3. List the emps in the asc order of their Salaries? A) select * from emp order by sal asc; 4. List the details of the emps in asc order of the Dptnos and desc of Jobs? A)select * from emp order by deptno asc,job desc; 5. Display all the unique job groups in the descending order? A)select distinct job from emp order by job desc; 6. Display all the details of all ‘Mgrs’ A)Select * from emp where empno in ( select mgr from emp) ; 7. List the emps who joined before 1981. A) select * from emp where hiredate < (’01-jan-81’); 8. List the Empno, Ename, Sal, Daily sal of all emps in the asc order of Annsal. A) select empno ,ename ,sal,sal/30,12*sal annsal from emp order by annsal asc; 9. Display the Empno, Ename, job, Hiredate, Exp of all Mgrs A) select empno,ename ,job,hiredate, months_between(sysdate,hiredate) exp

from emp where empno in (select mgr from emp); 10. List the Empno, Ename, Sal, Exp of all emps working for Mgr 7369. A) select empno,ename,sal,exp from emp where mgr = 7369; 11. Display all the details of the emps whose Comm. Is more than their Sal. A) select * from emp where comm. > sal; 12. List the emps in the asc order of Designations of those joined after the second half of 1981. A) select * from emp where hiredate > (’30-jun-81’) and to_char(hiredate,’YYYY’) = 1981 order by job asc; 13. List the emps along with their Exp and Daily Sal is more than Rs.100. A) select * from emp where (sal/30) >100; 14. List the emps who are either ‘CLERK’ or ‘ANALYST’ in the Desc order. A) select * from emp where job = ‘CLERK’ or job = ‘ANALYST’ order by job desc;

15. List the emps who joined on 1-MAY-81,3-DEC-81,17-DEC-81,19-JAN-80 in asc order of seniority. A) select * from emp where hiredate in (’01-may-81’,’03-dec-81’,’17-dec81’,’19-jan-80’) order by hiredate asc; 16. List the emp