题解 | #获取所有员工当前的manager#
获取所有员工当前的manager
https://www.nowcoder.com/practice/e50d92b8673a440ebdf3a517b5b37d62
select de.emp_no,dm.emp_no manager from dept_manager dm inner join dept_emp de on dm.dept_no=de.dept_no where dm.emp_no != de.emp_no
inner join:内连接