题解 | 获取每个部门中薪水最高的员工相关信息
获取每个部门中薪水最高的员工相关信息
https://www.nowcoder.com/practice/4a052e3e1df5435880d4353eb18a91c6
WITH t1 AS (
SELECT
de.dept_no,
max(s.salary) maxSalary
FROM dept_emp de
JOIN salaries s ON de.emp_no = s.emp_no
GROUP BY de.dept_no
)
SELECT
de.dept_no,
de.emp_no,
salary
FROM dept_emp de
JOIN salaries s ON de.emp_no = s.emp_no
JOIN t1 ON de.dept_no = t1.dept_no AND s.salary = t1.maxSalary
ORDER BY de.dept_no
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