题解 | #获取员工其当前的薪水比其manager当前薪水还高的相关信息#
获取员工其当前的薪水比其manager当前薪水还高的相关信息
http://www.nowcoder.com/practice/f858d74a030e48da8e0f69e21be63bef
我的的确确喜欢偷懒
select a.emp_no ,b.emp_no as manager_no,a.salary as emp_salary,b.salary as manager_salary from (select dept_no ,emp_no,salary from dept_emp left join salaries using(emp_no)) a join (select dept_no,emp_no,salary from dept_manager left join salaries using(emp_no)) b on a.dept_no=b.dept_no where a.emp_no!=b.emp_no and a.salary > b.salary