--- services: << service_name >>: image: docker.io/library/mariadb:12.2.2 restart: << restart_policy >> environment: - MARIADB_ROOT_PASSWORD=${MARIADB_ROOT_PASSWORD} - MARIADB_DATABASE=<< database_name >> - MARIADB_USER=${MARIADB_USER} - MARIADB_PASSWORD=${MARIADB_PASSWORD} ports: - "<< ports_mariadb >>:3306" volumes: - << service_name >>_data:/var/lib/mysql volumes: << service_name >>_data: driver: local