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 as manager
from
dept_manager dm
join
dept_emp de
on dm.dept_no=de.dept_no
where dm.emp_no!=de.emp_no
