apt-get --purge remove mysql-server mysql-client mysql-common apt-get autoremove rm -rf /etc/mysql rm -rf /var/lib/mysql http://stackoverflow.com/questions/10853004/removing-mysql-5-5-completely http://www.cyberciti.biz/faq/uninstall-mysql-ubuntu-lin…

ubuntu 彻底删除 mysql 然后重装 mysql 删除 mysql sudo apt-get autoremove --purge mysql-server-5.0sudo apt-get remove mysql-serversudo apt-get autoremove mysql-serversudo apt-get remove mysql-common //这个很重要上面的其实有一些是多余的. 清理残留数据 dpkg -l |grep ^rc|awk '{print $2}'…

After installing MySQL 5.7, I do not want to start MySQL via systemctl. It's unconvenient and complicated for maintainer. Actually, I like the way that software should be installed by source package. Solution to remove service: systemctl disable mysq…

If you downloaded and installed from .dmg package already, and mightbe sometime it sucks because of some reason like me, i gem install mysql2. 1 Remove mysql from you Mac OS X 1.1 backup your database by mysqldump, of course if you want to. 1.2 stop…

1 删除Mysql      yum remove  mysql mysql-server mysql-libs mysql-server;       find / -name mysql 将找到的相关东西delete掉:       rpm -qa|grep mysql(查询出来的东东yum remove掉)     2 安装Mysql        yum install  mysql mysql-server mysql-libs mysql-server;…

真机环境下MySQL-Cluster搭建文档  摘要:本年伊始阶段,由于实验室对不同数据库性能测试需求,才出现MySQL集群搭建.购置主机,交换机,双绞线等一系列准备工作就绪,也就开始集群搭建.起初笔者对此不甚了解,查阅很多资料,最终都不太完善.故笔者真机环境测试成功后,整理出此搭建文档,一则防止遗忘知识总结,另则与人共享.前天完成文档由于文字偏多,给陌生配置者带来不小压力.更改文档版本后,减少文字增加图片,让一个大一的对mysql集群不了解者,照此配置.能够配置成功,故发表.(本文原创/整理,…

centos中安装mysql很简单如下命令即可 yum install mysql 装好了, 运行mysql ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2).有文章说是权限问题,后来把权限搞成777也不行.说是没启动MYSQL.那就启动吧 [root@localhost mysql]# service mysql start mysql:…

在网上看到各种教程,都会出现ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' 1. 确保环境没有mysql brew remove mysql brew cleanup 2. 安装 brew install mysql 3. 启动 brew services start mysql 设置开机启动:launchctl load ~/Library/LaunchAgents…

CREATE DATABASE IF NOT EXISTS yourdbname DEFAULT CHARSET utf8 COLLATE utf8_general_ci; 在tigase中,发送消息有文本的形式,比如发送emoji表情, 编码必须采用 utf8mb4 , utf8mb4 is a utf8 character set, which was added to MySQL in version 5.3.3, that fully supports unicode. utf8mb4是…

1.进入安装目录 cd E:\ZYXDocument\Software\mariadb-10.0.20-win32\bin 2.安装mysql服务将E:\ZYXDocument\Software\mariadb-10.0.20-win32\my.ini 放入 C:\Windows中 mysqld --install mysql --defaults-file="E:\ZYXDocument\Software\mariadb-10.0.20-win32\my.ini" mysqld --…