创建文件：

/etc/yum.repos.d/MariaDB.repo

编辑文件：

# MariaDB 10.1 CentOS repository list - created 2016-08-04 02:04 UTC
# http://downloads.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

执行命令：

sudo yum install MariaDB-server MariaDB-client

参考内容：

https://mariadb.com/kb/zh-cn/installing-mariadb-with-yum/