前段时间做sql注入的时候 使用group_concat时，出现标题上的错误。经查阅一位大佬的博客，成功解决！故写此博文！
当mysql的sql_mode是only_full_group_by的时候，在不使用group by 并且select后面出现聚集函数的话，那么所有被select的都应该是聚集函数，否则就会报错！
tips:在select指定的字段要么就要包含在group By语句的后面，作为分组的依据；要么就要被包含在聚合函数中。
免责声明！
本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。
猜您在找
MySql 错误：In aggregated query without GROUP BY, expression #1 of SELECT list contains....
mysql查询出现In aggregated query without GROUP BY, expression #1 of SELECT list contains nonaggregated column 'zhibo.a.id';
mysql5.7执行sql语句报错：In aggregated query without GROUP BY, expression #1 of SELECT list contains nonagg
1140 In aggregated query without GROUP BY, expression #1 of SELECT list contains nonaggregated column 'football.order.id'; this is incompatible with sql_mode=only_full_group_by
mysql遇见Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggre的问题
mysql遇见Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggre的问题
解决MySQL：1055 - Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated
MySQL 报错 ：Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggre
mysql遇见Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggre的问题
mySql中Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggre的问题