题解 | #统计各个部门的工资记录数#
获取所有非manager员工当前的薪水情况
http://www.nowcoder.com/practice/8fe212a6c71b42de9c15c56ce354bebe
select dept_no, salaries.emp_no, salary
from salaries left join dept_emp on salaries.emp_no=dept_emp.emp_no
where salaries.emp_no not in (select emp_no from dept_manager)
from salaries left join dept_emp on salaries.emp_no=dept_emp.emp_no
where salaries.emp_no not in (select emp_no from dept_manager)
查看3道真题和解析