![]() |
#2
小岑2014-07-21 16:18
|
select * from #temptable as A where t_salary<(select AVG(t_salary) from #temptable as B
where A.d_no = B.d_no )
[ 本帖最后由 某小多 于 2014-7-21 15:05 编辑 ]