Linux系統下卸載MySQL(靠譜)

RPM包安裝方式的MySQL卸載mysql

1關閉MySQL服務linux

 
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[root@server bin]# service mysql stop
Shutting down MySQL.. SUCCESS!
[root@server bin]# service mysql status
  ERROR! MySQL is not running

2刪除MySQL對應的文件夾sql

 
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查找文件
[root@server bin]#  find / - name mysql
/home/mysql
/etc/rc.d/init.d/mysql
/etc/selinux/targeted/active/modules/100/mysql
/var/lib/mysql
/var/lib/mysql/mysql
/usr/bin/mysql
/usr/lib64/mysql
/usr/share/mysql
/usr/ local /mysql
/usr/ local /mysql/bin/mysql
/usr/ local /mysql/include/mysql
/usr/ local /mysql/data/mysql
刪除文件
[root@server bin]# rm -rf /var/lib/mysql
[root@server bin]# rm -rf /var/lib/mysql^C
[root@server bin]# rm -rf /var/lib/mysql/mysql
[root@server bin]# rm -rf  /usr/bin/mysql
[root@server bin]# rm -rf  /usr/lib64/mysql
[root@server bin]# rm -rf  /usr/share/mysql
[root@server bin]# rm -rf  /usr/ local /mysql
[root@server bin]# rm -rf  /usr/ local /mysql/bin/mysql
[root@server bin]# rm -rf /usr/ local /mysql/include/mysql
[root@server bin]# rm -rf /usr/ local /mysql/data/mysql

3: 檢查是否安裝了MySQL組件bash

 
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[root@Server /]# rpm -qa | grep -i mysql
有就刪除
刪除命令以下
rpm -ev MySQL-devel-5.6.23-1.linux_glibc2.5

4刪除mysql用戶及用戶組spa

 
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[root@server bin]# more /etc/passwd | grep mysql
mysql:x:998:1000::/home/mysql:/bin/bash
[root@server bin]# more /etc/shadow | grep mysql
mysql:!!:17438::::::
[root@server bin]# more /etc/ group | grep mysql
mysql:x:1000:
[root@server bin]# userdel mysql
[root@server bin]# groupdel mysql
groupdel: group 'mysql' does not exist
查看
 
[root@server bin]# more /etc/passwd | grep mysql
[root@server bin]# more /etc/ group | grep mysql
[root@server bin]# more /etc/shadow | grep mysql

以上就徹底刪除了.net

二進制包/源碼安裝方式的MySQL卸載
1: 檢查MySQL服務並關閉服務進程。
首先經過進程查看是否有MySQL的服務的狀態, 以下所示,MySQL服務是啓動的。code

 
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[root@server bin]# ps -ef | grep mysql
 
 
關閉mysql服務
[root@server bin]# service mysql stop
Shutting down MySQL.. SUCCESS!
[root@server bin]# service mysql status
  ERROR! MySQL is not running

2: 查找MySQL的安裝目錄並完全刪除server

 
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查找文件
[root@server bin]#  find / - name mysql
/home/mysql
/etc/rc.d/init.d/mysql
/etc/selinux/targeted/active/modules/100/mysql
/var/lib/mysql
/var/lib/mysql/mysql
/usr/bin/mysql
/usr/lib64/mysql
/usr/share/mysql
/usr/ local /mysql
/usr/ local /mysql/bin/mysql
/usr/ local /mysql/include/mysql
/usr/ local /mysql/data/mysql
刪除文件
[root@server bin]# rm -rf /var/lib/mysql
[root@server bin]# rm -rf /var/lib/mysql^C
[root@server bin]# rm -rf /var/lib/mysql/mysql
[root@server bin]# rm -rf  /usr/bin/mysql
[root@server bin]# rm -rf  /usr/lib64/mysql
[root@server bin]# rm -rf  /usr/share/mysql
[root@server bin]# rm -rf  /usr/ local /mysql
[root@server bin]# rm -rf  /usr/ local /mysql/bin/mysql
[root@server bin]# rm -rf /usr/ local /mysql/include/mysql
[root@server bin]# rm -rf /usr/ local /mysql/data/mysql

3刪除一些配置文件
配置文件通常有/etc/my.cnf 或/etc/init.d/mysql.server,進程

 
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[root@server bin]# rm -f /etc/my.cnf
[root@server bin]# rm -rf /etc/init.d/mysql.server

4:刪除MySQL用戶以及用戶組ci

 
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[root@server bin]# userdel mysql
[root@server bin]# id mysql
id: mysql: no such user
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