Completely remove MariaDB or MySQL from CentOS 7 or RHEL 7

Question

I installed MariaDB on CentOS 7 but I had some problems with some configuration, now it is completely misconfigured.

Thus, I wanted to remove the MariaDB with “yum remo

Answer 1

systemd

sudo systemctl stop mysqld.service && sudo yum remove -y mariadb mariadb-server && sudo rm -rf /var/lib/mysql /etc/my.cnf

sysvinit

sudo service mysql stop && sudo apt-get remove mariadb mariadb-server && sudo rm -rf /var/lib/mysql /etc/my.cnf