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
http://www.nowcoder.com/practice/c1472daba75d4635b7f8540b837cc719
select e.emp_no, s.salary, e.last_name, e.first_name
from employees e
join salaries s on e.emp_no = s.emp_no
where s.salary =
(
select max(s2.salary)
from salaries s2
where s2.salary != (select max(salary) from salaries)
) ;
