SQL30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 substring_index(profile, ',', -1) AS gender, count(*) AS number FROM user_submit GROUP BY gender;#SQL练习#
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SQL语句
统计每种性别的人数
https://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
SELECT substring_index(profile, ',', -1) AS gender, count(*) AS number FROM user_submit GROUP BY gender;#SQL练习#
SQL语句
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