【文章推荐】Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

原文：Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

安装了mysql . ，用group by 查询时抛出如下异常： Expression of SELECT list is not in GROUP BY clause and contains nonaggregated column userinfo.t long.user name which is not functionally dependent on columns in GROU ...

2019-02-19 16:17 1 6550 推荐指数：

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Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

安装了mysql5.7，用group by 查询时抛出如下异常： Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column ...

Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

　　安装了mysql5.7，用group by 查询时抛出如下异常：　　原因： MySQL 5.7.5和up实现了对功能依赖的检测。如果启用了only_full_group_by SQL模式(在默认情况下是这样)，那么MySQL就会拒绝选择列表、条件或顺序 ...

Error Code: 1055.Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

环境：mysql-8.0.15-winx64 问题描述：关于叶神的头条资讯网站项目，自己在练习时，写了一个站内信，却一直获取站内信列表失败。前后对照代码都没错，很是急人！然后用My ...

MySQL： 1055 Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column

group by有一个原则，就是select后面所有的列中，没有使用聚合函数的列，必须出现在group by子句中。 group by子句中的注意事项： 1，不能使用别名（因为执行顺序的原因） 2，除了函数字段，select子句中出现的所有字段都必须在group by中出 ...

SELECT list is not in GROUP BY clause and contains nonaggregated column

报错如下：问题出现的原因： MySQL 5.7.5及以上功能依赖检测功能。如果启用了ONLY_FULL_GROUP_BY SQL模式（默认情况下），MySQL将拒绝选择列表，HAVING条件或ORDER BY列表的查询引用在GROUP BY子句中既未命名的非集合列，也不在功能上 ...

解决mysql出现的问题#1055 - Expression of SELECT list is not in GROUP BY clause and contains nonaggregated column this i

最近在学flask, 在访问主页时，一直出现1055错误，在网上找的解决方法是删除ONLY_FULL_GROUP_BY，当时是删除了，但是退出在进行select @@sql_mode时，仍出现ONLY_FULL_GROUP_BY 以下是我的解决方案：在数据库控制台输入命令：SET ...

mysql报错Expression #3 of SELECT list is not in GROUP BY clause and contains nonaggregated column问题

今天sql一对多关联查询发现一个错误，提示说查询的字段不在group by的子句中，因为sql_mode是only_full_group_by。报错信息：执行的sql语句问题出现的原因：MySQL 5.7.5及以上功能依赖检测功能。如果启用 ...

Caused by: java.sql.SQLSyntaxErrorException: Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'c.id'

打开mysql客户端,输入再执行 ...

原文：Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'userinfo.

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