求所有科目都大于80分的学生姓名
蠢蠢的我=》
select t1.name from ( select name,count(*) as num from table t where fenshu>80 group by name) t1 join ( select name,count(kecheng) as num from table group by name ) t2
on t1.name=t2.name and t1.num=t2.num
大佬代码=》
select name group by name having min(fenshu)>80
我哭晕在厕所...