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 a.dept_no,a.emp_no,a.salary as maxSalary from( select d.dept_no,d.emp_no,s.salary ,rank()over(PARTITION by d.dept_no order by s.salary desc) rk from dept_emp as d left join salaries as s on d.emp_no = s.emp_no) a where rk =1 order by a.dept_no