mysql 5.7 this is incompatible with sql_mode=only_full_group_by

vi /etc/my.cnf #在配置文件最後一行加上下面內容 sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION  

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