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
select e.emp_no emp_no ,salary ,last_name ,first_name
from employees e join salaries s on e.emp_no = s.emp_no
where salary =
(
select max(salary)
from salaries
where salary<>(select max(salary) from salaries)
)
投递江西移动等公司10个岗位