Create or edit:
$ sh vim /etc/yum.repos.d/MariaDB.repo
Copy and paste:
# MariaDB 10.1.14 CentOS repository list - 2016-May-09 16:15:52 UTC
# http://mariadb.org/mariadb/repositories/
[mariadb]
name = MariaDB
baseurl = http://yum.mariadb.org/10.1/centos7-amd64
gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
gpgcheck=1
Install:
$ yum install MariaDB
Start:
$ systemctl start mariadb
Secure installation:
$ mysql_secure_installation
Test
$ mysql --version
mysql Ver 15.1 Distrib 10.1.14-MariaDB, for Linux (x86_64) using readline 5.1