题解 SQL205
获取所有员工当前的manager
https://www.nowcoder.com/practice/e50d92b8673a440ebdf3a517b5b37d62
select e.emp_no ,m.emp_no manager from dept_emp e left join dept_manager m on e.dept_no = m.dept_no where e.emp_no != m.emp_no
获取所有员工当前的manager
https://www.nowcoder.com/practice/e50d92b8673a440ebdf3a517b5b37d62
select e.emp_no ,m.emp_no manager from dept_emp e left join dept_manager m on e.dept_no = m.dept_no where e.emp_no != m.emp_no
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