select s.emp_no, s.salary,s.from_date,s.to_date,d.dept_no from salaries s join dept_manager d on s.emp_no = d.emp_no order by s.emp_no
简单
select s.emp_no, s.salary,s.from_date,s.to_date,d.dept_no from salaries s join dept_manager d on s.emp_no = d.emp_no order by s.emp_no
简单