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 c.dept_no as dept_no,c.emp_no as emp_no,c.salary as maxSalary from(select a.dept_no,a.emp_no,b.salary,dense_rank() over(partition by dept_no order by salary desc) as rank_id from (dept_emp a) inner join salaries b on a.emp_no = b.emp_no) AS c where c.rank_id = 1
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