SQL练习题6
select e.emp_no, s.salary
from employees e, salaries s
where e.emp_no = s.emp_no
and s.from_date = (select min(s.from_date)
from s
group by s.emp_no)
from employees e, salaries s
where e.emp_no = s.emp_no
and s.from_date = (select min(s.from_date)
from s
group by s.emp_no)
order by e.emp_no desc;
SQL这个写法有错误吗？
投递阿里巴巴控股集团等公司7个岗位 >