Example-Search the salary of employees who are not 'ANALYST' but get a salary below than or equal to any people employed as 'ANALYST'.

SELECT EMPNO, ENAME, JOB, SAL

FROMEMP

WHERE SAL <= ANY (SELECT SAL

                                     FROM EMP WHERE JOB = 'ANALYST')

            AND JOB<>'ANALYST' ;

OUTPUT:

Search the average salary in every department

SELECT DEPTNO, AVG(SAL) FROM EMP GROUP BY DEPTNO;

Result: