Install MariaDB:
yum -y install mariadb-server mariadb-devel
systemctl enable mariadb
systemctl start mariadb
mysql_secure_installation
# mysql -u root -p
> create database glpidb;
> create user 'glpiuser'@'localhost' identified by 'P@ssword01';
> grant all privileges on glpidb.* to glpiuser@localhost;
> flush privileges;