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  • CentOS6.8下完全干净卸载mysql

    来源整理于 https://www.cnblogs.com/wanghuaijun/p/6398240.html

    虚拟机CentOS6.8下

    先执行命令查看目录是否存在mysql 文件夹:  cd  /usr/local    再输入ll  

    若存在

    执行删除命令   rm -rf /usr/local/mysql

    清空相关mysql的所有目录以及文件
    rm -rf /usr/lib/mysql
    rm -rf /usr/share/mysql

    rm -rf /usr/my.cnf

    删除mysql服务

    [root@localhost local]# chkconfig --list | grep -i mysql
    [root@localhost local]# chkconfig --del mysql

    yum方式安装的mysql

    1、yum remove mysql mysql-server mysql-libs compat-mysql51

    2、rm -rf /var/lib/mysql

    3、rm /etc/my.cnf

    查看是否还有mysql软件:
    rpm -qa|grep mysql

    如果存在的话,继续删除即可。

    rpm方式安装的mysql

    a)查看系统中是否以rpm包安装的mysql:

    [root@localhost opt]# rpm -qa | grep -i mysql
    MySQL-server-5.6.17-1.el6.i686
    MySQL-client-5.6.17-1.el6.i686

    b)卸载mysql

    [root@localhost local]# rpm -e MySQL-server-5.6.17-1.el6.i686
    [root@localhost local]# rpm -e MySQL-client-5.6.17-1.el6.i686

    c)删除mysql服务

    [root@localhost local]# chkconfig --list | grep -i mysql
    [root@localhost local]# chkconfig --del mysql

    d)删除分散mysql文件夹

    [root@localhost local]# whereis mysql 或者 find / -name mysql

    mysql: /usr/lib/mysql /usr/share/mysql

    清空相关mysql的所有目录以及文件
    rm -rf /usr/lib/mysql
    rm -rf /usr/share/mysql

    rm -rf /usr/my.cnf

    本文介绍了CentOS下MySQL的彻底卸载的几种方法,分享给大家,具体如下:

    1:查看MySQL是否安装:

    方式1:

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    [root@localhost usr]# yum list installed mysql*
    Loaded plugins: fastestmirror
    Loading mirror speeds from cached hostfile
     * base: mirrors.yun-idc.com
     * extras: mirror.neu.edu.cn
     * updates: mirrors.yun-idc.com
    Installed Packages
    MySQL-client.x86_64  5.6.27-1.el6  installed
    MySQL-devel.x86_64  5.6.27-1.el6  installed
    MySQL-server.x86_64  5.6.27-1.el6  installed
    [root@localhost usr]#

    方式2( -i  :不区分大小写):

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    [root@localhost usr]# rpm -qa | grep -i mysql
    MySQL-server-5.6.27-1.el6.x86_64
    MySQL-client-5.6.27-1.el6.x86_64
    MySQL-devel-5.6.27-1.el6.x86_64
    [root@localhost usr]#

    2:卸载MySQL:

    卸载1:

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    [root@localhost usr]# yum remove mysql mysql-server mysql-libs compat-mysql51
    [root@localhost usr]# rm -rf /var/lib/mysql
    [root@localhost usr]# rm /etc/my.cnf

    如果装了mysql-devel(其他一样add command),卸载为:

    复制代码 代码如下:

    [root@Tony_ts_tian init.d]# yum remove mysql mysql-devel mysql-server mysql-libs compat-mysql51

    注(例如):

    mysql-5.5.39-1.el6.remi.x86_64
    mysql-libs-5.5.39-1.el6.remi.x86_64
    compat-mysql51-5.1.54-1.el6.remi.x86_64
    mysql-server-5.5.39-1.el6.remi.x86_64

    卸载2{继续,1,2选择一种(此处为介绍):}:

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    [root@localhost mysql]# rpm -aq | grep -i mysql
    MySQL-server-5.6.27-1.el6.x86_64
    MySQL-client-5.6.27-1.el6.x86_64
    MySQL-devel-5.6.27-1.el6.x86_64
    [root@localhost mysql]# rpm -e MySQL-server-5.6.27-1.el6.x86_64
    [root@localhost mysql]# rpm -e MySQL-client-5.6.27-1.el6.x86_64
    [root@localhost mysql]# rpm -e MySQL-devel-5.6.27-1.el6.x86_64
    [root@localhost rc.d]# cd /var/lib/
    [root@localhost lib]# rm -rf mysql/

    注:删除MySQL数据库目录(关键) ,否则password不更新(默认安装,如果自定义安装路径和链接路径ln -s ……请删除。)
      rm -rf /var/lib/mysql

    卸载3:

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    [root@localhost usr]# whereis mysql
    mysql: /usr/lib64/mysql
    [root@localhost usr]# rm -rf /usr/lib64/mysql

    注:find / -name mysql

    注:清空相关mysql的所有目录以及文件和其他配置和设置等。如果有,则删除。也必须考虑其他软件不去影响。

    rm -rf /usr/lib/mysql

    rm -rf /usr/share/mysql

    卸载4:

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    [root@localhost usr]# rm –rf /usr/my.cnf
    [root@localhost usr]# rm -rf /root/.mysql_sercret

    卸载5(自启服务):

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    [root@localhost usr]# chkconfig --list | grep -i mysql
    [root@localhost usr]# chkconfig --del mysqld

    此处删除看自己设置:mysql/mysqld

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  • 原文地址:https://www.cnblogs.com/llhhll/p/9257110.html
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