进行相关的yum源的配置：
[root@master app]# cd /etc/yum.repos.d/
[root@master yum.repos.d]# cp CentOS-Base.repo CentOS-Base.repo.bak
[root@master yum.repos.d]# cp CentOS-Base.repo CentOS-Base.repo
cp: `CentOS-Base.repo’ and `CentOS-Base.repo’ are the same file
[root@master yum.repos.d]# vim CentOS-Base.repo
[root@master yum.repos.d]# vim CentOS-Base.repo
使用yum安装mariDB：
yum install -y MariaDB-server MariaDB MariaDB-client
相关如下所示：