题解 | #统计每种性别的人数#
统计每种性别的人数
http://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
SELECT
substring_index(profile, ',', -1) as gender,
COUNT(*) AS number
FROM user_submit
group by gender;
统计每种性别的人数
http://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
SELECT
substring_index(profile, ',', -1) as gender,
COUNT(*) AS number
FROM user_submit
group by gender;
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