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
http://www.nowcoder.com/practice/4a052e3e1df5435880d4353eb18a91c6
select dept_no,
emp_no ,
maxSalary
from salaries s
join (
select dept_no,
emp_no,
max(salary) over (partition by dept_no order by dept_no) as maxSalary
from dept_emp
left join salaries
using(emp_no) ) as t1
using(emp_no)
where s.salary=t1.maxSalary
order by dept_no
emp_no ,
maxSalary
from salaries s
join (
select dept_no,
emp_no,
max(salary) over (partition by dept_no order by dept_no) as maxSalary
from dept_emp
left join salaries
using(emp_no) ) as t1
using(emp_no)
where s.salary=t1.maxSalary
order by dept_no
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