# sudo cat > /etc/yum.repos.d/mariadb.repo << _EOL [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.3/centos7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB gpgcheck=1 _EOL # sudo yum install MariaDB server MariaDB client