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,emp_no,maxSalary from(select dept_no,s.emp_no,s.salary maxSalary,rank() over (partition by dept_no order by salary desc) a from dept_emp de inner join salaries s on de.emp_no=s.emp_no ) mm where mm.a=1
