Linux卸载mysql
1、检查已安装的MySQL组件
rpm -qa | grep -i mysql
2、停止mysql服务
service mysqld stop
3、删除MySQL组件
rpm -eh mysql-community-common-5.7.24-1.el7.x86_64.rpm
rpm -eh mysql-community-libs-5.7.24-1.el7.x86_64.rpm
rpm -eh mysql-community-client-5.7.24-1.el7.x86_64.rpm
rpm -eh mysql-community-server-5.7.24-1.el7.x86_64.rpm
4、查找并删除MySQL相关的文件夹
find / -name mysql
rm -rf /var/lib/mysql
rm -rf /var/lib/mysql/mysql
rm -rf /var/log/mysqld.log
rm -rf /etc/my.cnf
5、查找并删除mysql用户及用户组
more /etc/passwd | grep mysql
more /etc/shadow | grep mysql
6、使用步骤1检查是否还有残留