MariaDB 10.3 on Centos 7
Add MariaDB Repositories
To install MariaDB mainline repository in CentOS 7, run commands below to create a MariaDB repository on your system
curl -sS https://downloads.mariadb.com/MariaDB/mariadb_repo_setup | sudo bash
To install MariaDB CentOS 7 after adding the new repository, run the commands below.
yum update yum install MariaDB-server MariaDB-client
Starting Database
systemctl start mysql.service systemctl enable mariadb.service
Securing
By default, MariaDB wont have root password and its security issue. So, run the below command to secure MariaDB installation, this will set root password for MariaDB also set other permission and remove test databases tool
mysql_secure_installation