题解 | #查找当前薪水详情以及部门编号dept_no#
查找当前薪水详情以及部门编号dept_no
https://www.nowcoder.com/practice/c63c5b54d86e4c6d880e4834bfd70c3b
select s.emp_no, s.salary, s.from_date, s.to_date, d.dept_no from salaries as s left join dept_manager as d on s.emp_no=d.emp_no where d.dept_no is not null order by s.emp_no