MySQL查询用户注册邮箱的种类的语句_MySQL
时间：2021-07-01 10:21:17
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MySQL查询用户注册邮箱的种类的语句 查询用户注册邮箱的种类 Sql代码 SELECT SUBSTRING_INDEX(email,'@',-1) mailbox, COUNT(SUBSTRING_INDEX(email,'@',-1)) FROM user_register WHERE email IS NOT NULL AND email<>''
GROUP BY mailbox 作者 SuperCustomer bitsCN.com
