题解 | 获取薪水第二多的员工的薪水salary
获取当前薪水第二多的员工的emp_no以及其对应的薪水salary
https://www.nowcoder.com/practice/8d2c290cc4e24403b98ca82ce45d04db
select emp_no,salary
from
(
select
*
,dense_rank() over (order by salary desc) as rk
from salaries
) as a
where rk = 2
