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