题解 | 每个部门薪资排名前两名员工
每个部门薪资排名前两名员工
https://www.nowcoder.com/practice/89329eadd4a64126b1cd326ea0b7eff7
select department, employee_name, salary
from (
select employee_name, department, salary,
rank() over (partition by department order by salary desc) as dr
from employees
) temp
where dr<=2
order by department, salary desc