PRINTING Nth HIGHEST SALARY

SQL> select sal from emp e where 3=(select count(distinct sal) from emp where e.sal>=sal);

 SAL
----
1100



SQL> SELECT A.ENAME,A.SAL FROM (SELECT ENAME,SAL,DENSE_RANK() OVER (ORDER BY SAL)  RK FROM EMP)  A WHERE RK=2;

ENAME       SAL
---------- ----
JAMES       950