doctrine: dbal: url: '%env(resolve:DATABASE_URL)%' # IMPORTANT: You MUST configure your server version, # either here or in the DATABASE_URL env var (see .env file) #server_version: '5.7' orm: auto_generate_proxy_classes: true naming_strategy: doctrine.orm.naming_strategy.underscore_number_aware auto_mapping: true mappings: App: is_bundle: false type: xml dir: '%kernel.project_dir%/config/orm' prefix: 'App\Entity' alias: App