select Nth highest salary by using rownum

Question Posted / siva kumar

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select Nth highest salary by using rownum..

SELECT * FROM EMP WHERE SAL=(SELECT MIN(SAL) FROM ( SELECT
DISTINCT(SAL) FROM EMP ORDER BY SAL DESC) WHERE ROWNUM<'&N');

ANS::

EMPNO ENAME JOB MGR HIREDATE SAL
COMM DEPTNO
------ ---------- --------- ---------- --------- ----------
---------- ----------
7566 JONES MANAGER 7839 02-APR-81 2975
20

SELECT * FROM EMP WHERE SAL=(SELECT MIN(SAL) FROM ( SELECT
SAL FROM EMP ORDER BY SAL DESC) WHERE ROWNUM<'&N');

EMPNO ENAME JOB MGR HIREDATE SAL
COMM DEPTNO
------ ---------- --------- ---------- --------- ----------
---------- ----------
7788 SCOTT ANALYST 7566 19-APR-87 3000
20
7902 FORD ANALYST 7566 03-DEC-81 3000
20

Is This Answer Correct ?

8 Yes

0 No

select Nth highest salary by using rownum..

Answer / siva kumar

select rownum,empno,ename,sal from(select * from emp order by
sal desc)group by rownum,empno,ename,sal having rownum='&n'

Is This Answer Correct ?

6 Yes

2 No

select Nth highest salary by using rownum..

Answer / xxx

SELECT * FROM EMP WHERE N=(SELECT COUNT(DISTINCT SAL) FROM EMP
WHERE SAL>=e.SAL);

Is This Answer Correct ?

3 Yes

0 No

select Nth highest salary by using rownum..

Answer / welcomeashwin

SELECT * FROM HR.EMPLOYEES EMP1
WHERE &N=(
SELECT COUNT(DISTINCT(SALARY))
FROM HR.EMPLOYEES EMP2
WHERE EMP1.SALARY<=EMP2.SALARY
);

Is This Answer Correct ?

1 Yes

0 No

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