在mysql 工具 搜索或者插入数据时报下面错误: ERROR 1055 (42000): Expression #1 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'database_tl.emp.id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with s…

1.报错信息 com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: In aggregated query without GROUP BY, expression #2 of SELECT list contains nonaggregated column 'd.total_rated_power_transformer'; this is incompatible with sql_mode=only_full_group_b…

问题: 服务报错:incompatible with sql_mode=only_full_group_by,如下图所示: 分析: NLY_FULL_GROUP_BY是MySQL提供的一个sql_mode,通过这个sql_mode来提供SQL语句GROUP BY合法性的检查.各种精确查询会报错 解决方案: 1. 执行以下sql,关闭ONLY_FULL_GROUP_BY(这种方式在重启mysql后会失效) set @@GLOBAL.sql_mode=''; set sql_mode ='STRIC…

Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column 'information_schema.PROFILING.SEQ' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by 第…

临时改法:select @@GLOBAL.sql_mode;查询当前mysql的模式去掉ONLY_FULL_GROUP_BY重新设置:set @@GLOBAL.sql_mode='STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION';加上单引号永久改法:修改/etc/my.cnf sql_mode=STRICT_…

Linux下查看mysql.apache是否安装,并卸载. 指令 ps -ef|grep mysql 得出结果 root               ?        :: /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --socket=/var/lib/mysql/mysql.sock --log-error=/var/log/mysqld.log --pid-file=/var/run/mysqld/mysqld.pid mysq…

Linux下查看mysql.apache是否安装,并卸载. 指令 ps -ef|grep mysql 得出结果 root               ?        :: /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --socket=/var/lib/mysql/mysql.sock --log-error=/var/log/mysqld.log --pid-file=/var/run/mysqld/mysqld.pid mysq…

linux下启动dbca或netmgr类的图形界面报错解决    Xlib: connection to ":0.0" refused by server Xlib: No protocol specified …… 解决办法:  www.2cto.com     exit 退到root用户下执行下面代码   Java代码   xhost local:oracle non-network local connections being added to access control l…

mysql 默认的端口是 3306,但是如果在安装的时候,修改了mysql的默认端口的话,可以采用以下方式查看 第一种方法: 直接查看数据库的配置文件 在/etc/mysql/my.cnf(Linux) 或者my.ini(Windows)中. 第二种方法:使用mysql命令进行查看 mysql> show variables like 'port'; +---------------+-------+ | Variable_name | Value | +---------------+----…

TAG: linux, main, _start DATE: 2013-08-08 原文地址: http://blog.csdn.net/tigerscorpio/article/details/6227730 简介 用户在编写程序时都要定义一个main()函数作为程序运行的入口.程序开始 执行时就 从这个函数开始.当这个函数返回时就表明程序运行结束了.可是用户编写的 程序要 能正确运行远不是这么简单.比如,我们不禁要问main()是由谁调用 的呢?当从 main()返回后又运行到哪里去了呢?C…