我看过好多关于Linux下没有my.cnf的博客,都是什么rmp安装没有my.cnf文件啊,然后什么两个方法啊,我就无语了,大家要是知道就不会查资料了,你们敢不敢负责点?说具体点?有的说从 /usr/share/mysql 里复制一个.cnf文件到 /etc 下,实用吗?配置文件资料不给别人,复制个毛线?复制谁都会! my.cnf 配置文件: # For advice on how to change settings please see # http://dev.mysql.com/doc/
[42000][1055] Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'test.ai.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by solve: 1.首先启动
参考官方文档: mysql可以为不同的客户端设置不同的sql_mode,并且每个应用能够设置他自己的会话级别的sql_mode.sql_mode会影响sql语法以及mysql显示数据的正确性. When working with InnoDB tables, consider also the innodb_strict_mode system variable. It enables additional error checks for InnoDB tables. 官方文档建议:当使用in
升级MySQL到5.7后,查询语句总是报sql_mode=only_full_group_by问题,总结归纳了两种解决方案,推存第二种解决方案. 报错信息: [Err] 1055 - Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'information_schema.PROFILING.SEQ' which is not functionally depe