題解 | #截取出年齡#
截取出年齡
http://www.fangfengwang8.cn/practice/b8d8a87fe1fc415c96f355dc62bdd12f
SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(profile, ',', -2),',',1) age, COUNT(*) number FROM user_submit GROUP BY age;
截取出年齡
http://www.fangfengwang8.cn/practice/b8d8a87fe1fc415c96f355dc62bdd12f
SELECT SUBSTRING_INDEX(SUBSTRING_INDEX(profile, ',', -2),',',1) age, COUNT(*) number FROM user_submit GROUP BY age;
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