Completely uninstall MySQL in centos7

centos7 Completely uninstall in mysql

A long time ago , stay centos Installed in mysql5.7, Now I want to uninstall

1、 View the currently installed MySQL

sudo rpm -qa| grep mysql

Supplementary knowledge ：

-q yes Query package

-a yes Query all software packages

2、 uninstall

sudo rpm -e --nodeps `sudo rpm -qa| grep mysql

Supplementary knowledge ：

-nodeps Yes ignore dependencies

3、 Delete directory

Delete data

sudo rm -rf /var/lib/mysql

Delete log file

sudo rm -rf /var/log/mysqld.log

Delete profile

sudo rm -rf /etc/my.conf

rm -rf /usr/share/mysql