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 d.dept_no, d.emp_no, s.salary as maxSalary from dept_emp d join salaries s on d.emp_no = s.emp_no where s.salary in ( -- 筛选出每组最高的薪水 select max(salary) from dept_emp d1 join salaries s on d1.emp_no = s.emp_no and d1.dept_no = d.dept_no -- 去除重复元素 group by d1.dept_no ) order by d.dept_no