SQL3 查找各个部门当前领导当前薪水详情以及其对应部门编号dept_no
查找当前薪水详情以及部门编号dept_no
http://www.nowcoder.com/questionTerminal/c63c5b54d86e4c6d880e4834bfd70c3b
select salaries.emp_no,salaries.salary,salaries.from_date, salaries.to_date,dept_manager.dept_no from salaries right JOIN dept_manager on salaries.emp_no = dept_manager.emp_no ORDER BY salaries.emp_no