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In aggregated query without GROUP BY, this is incompatible with sql_mode=only_full_group_by
解决办法:1.直接执行如下sql(但是重启mysql服务后,需要再次执行)SET @@sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';2.修改mysql配置文件 linux: ...转载 2018-05-01 14:59:43 · 562 阅读 · 0 评论 -
mysql case when用法-01
CASE WHEN LENGTH(t4.authoropenid)<10 THEN (SELECT streetname FROM sys_user WHERE user_id=t4.authoropenid) ELSE t4.authornickname END AS replya, 判断字符串长度执行语句 ...原创 2019-05-29 09:33:40 · 311 阅读 · 0 评论