题解 | #获取所有非manager员工当前的薪水情况#
获取所有非manager员工当前的薪水情况
http://www.nowcoder.com/practice/8fe212a6c71b42de9c15c56ce354bebe
select dept_no,emp_no,salary from
salaries natural join
(select dept_no,emp_no from dept_emp
salaries natural join
(select dept_no,emp_no from dept_emp
where emp_no not in (select emp_no from dept_manager)) as t1;
先选出非manager 然后用natural join得出答案