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 emp_no, dept_no, salary, max(salary) over (partition by dept_no) maxSalary
from salaries
left join dept_emp using(emp_no)
)t
where salary = maxSalary
一个窗口函数搞定
希望大家也给我提一下建议