how to get max salary in each department in sql code example

Example 1: second max salary in sql

SELECT MAX(SALARY) 'SECOND_MAX' FROM EMPLOYEES
WHERE SALARY <> (SELECT MAX(SALARY) FROM EMPLOYEES);

Example 2: how to get max salary in each department in sql

SELECT firstname, MAX(salary)
FROM department d LEFT OUTER JOIN employee e
ON (d.department_id = e.department_id)
GROUP BY department_id;

Example 3: how to find max and min salary in sql

SELECT MAX(SALARY) FROM EMPLOYEES
UNION
SELECT MIN(SALARY) FROM EMPLOYEES;

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Sql Example

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