题解 | 获取当前薪水第二多的员工的emp_no以及其对应的薪水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 emp_no,salary,
dense_rank()over(order by salary desc) rk
from salaries
)a
where rk=2
order by emp_no
