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,
salary
from (
select
t1.emp_no,
t1.dept_no,
t2.salary,
row_number() over(partition by dept_no order by salary desc) rn
from dept_emp t1
inner join salaries t2
on t1.emp_no = t2.emp_no
where t1.to_date = '9999-01-01'
) t
where rn = 1
order by dept_no;