题解 | #获取每个部门中当前员工薪水最高的相关信息#
获取每个部门中当前员工薪水最高的相关信息
https://www.nowcoder.com/practice/4a052e3e1df5435880d4353eb18a91c6
SELECT
dept_no,
de.emp_no,
MaxSalary
FROM
(
SELECT
dept_no,
MAX(salary) AS MaxSalary
FROM dept_emp
JOIN salaries USING(emp_no)
GROUP BY dept_no
) AS ms
JOIN dept_emp de USING(dept_no)
JOIN salaries s ON de.emp_no = s.emp_no AND MaxSalary = salary
ORDER BY dept_no
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