题解 | #出现三次以上相同积分的情况#
出现三次以上相同积分的情况
http://www.nowcoder.com/practice/c69ac94335744480aa50646864b7f24d
分组加条件限制
select NUMBER
from grade
group by number
having count(number)>=3;
from grade
group by number
having count(number)>=3;
出现三次以上相同积分的情况
http://www.nowcoder.com/practice/c69ac94335744480aa50646864b7f24d
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