题解 | 获取每个部门中薪水最高的员工相关信息
获取每个部门中薪水最高的员工相关信息
https://www.nowcoder.com/practice/4a052e3e1df5435880d4353eb18a91c6
select dept_no,
s.emp_no,
salary
from dept_emp e left join salaries s on e.emp_no=s.emp_no
where (dept_no,salary) in (
select dept_no,max(salary)
from dept_emp e1 left join salaries s1
on e1.emp_no=s1.emp_no
group by dept_no
)
order by
dept_no ASC;
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