The following versions of My SQL and maria DB are supported:

mariaDB 5.5.x from the official RHEL 7/CentOS 7 repository with the RHEL 7 RPM
MySQL 5.7.x from official repository at
mariaDB 10.3.x from official repository at

For PHP 7 version of On-Premises rpm:

RHEL 7: httpd-2.4.x, php-7.2.x, mariadb 5.3/mysql 5.7

The following version of PHP from the is supported: