题解 | #统计每种性别的人数#
统计每种性别的人数
https://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
select distinct a.gender ,count(a.gender) number
from
(select substring_index(profile,',',-1) gender
from user_submit ) a
group by a.gender
统计每种性别的人数
https://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
select distinct a.gender ,count(a.gender) number
from
(select substring_index(profile,',',-1) gender
from user_submit ) a
group by a.gender
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