# Use root/example as user/password credentials version: '3.1' services: db: image: mysql restart: always environment: MYSQL_ROOT_PASSWORD: example MYSQL_DATABASE: hotel_booking MYSQL_USER: db_user MYSQL_PASSWORD: db_user_pass ports: - "3306:3306" volumes: - ./dbdata:/var/lib/mysql phpmyadmin: image: phpmyadmin/phpmyadmin container_name: pma links: - db environment: PMA_HOST: db PMA_PORT: 3306 PMA_ARBITRARY: 1 restart: always ports: - 8081:80 volumes: dbdata: