题解 | #获员工的emp_n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 salaries
where salary = (
select salary from salaries
group by salary
order by salary desc
limit 1
offset 1
)
order by emp_no
;
遇到这种题，对所求属性有条件而且比较复杂的，一般直接子查询
