Linux Hint published a tutorial about installing MariaDB on CentOS 8.
Centos 8 install and get started with MariaDB
MariaDB is a multi-user SQL that widely works in binary drop-in MySQL. We will thoroughly discuss the installation process and usage of MariaDB on Centos 8, with illustrations. We’ll also learn its connection via the command prompt to the MariaDB server and how to add databases and users to it.
Centos 8 install and get started with MariaDB – Linux Hint