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) as rk from salaries) as A where rk = 2 order by emp_no ASC