1.增加MariaDB的repo源： # MariaDB 10.3 CentOS repository list - created 2018-05-26 07:55 UTC # http://downloads.mariadb.org/mariadb/repositories/ [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.3/centos7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY…
