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 t1.emp_no as emp_no, t2.emp_no as manager from dept_emp as t1
left join dept_manager as t2
on t1.dept_no = t2.dept_no
where t1.emp_no != t2.emp_no;

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