MariaDB 10.4 yum repository $ sudo vi /etc/yum.repos.d/MariaDB.repo----------------------------------------------------------------------------------------# MariaDB 10.4 CentOS repository list - created 2019-11-20 13:09 UTC# http://downloads.mariadb.org/mariadb/repositories/[mariadb]name = MariaDBbaseurl = http://yum.mariadb.org/10.4/centos7-amd64gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaD..