How to display the names of the employees who earn highest salary in their respective departments?

Oracle Apps Interview Questions › Category: SQL › How to display the names of the employees who earn highest salary in their respective departments?

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Questions Master asked 10 years ago

How to display the names of the employees who earn highest salary in their respective departments?

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Shailender Thallam Staff answered 10 years ago

SELECT ename,
sal,
deptno
FROM emp
WHERE sal IN
(SELECT MAX(sal) FROM emp GROUP BY deptno
);