services:
    session.storage.pdo:
        class:    Symfony\Component\HttpFoundation\SessionStorage\PdoSessionStorage
        arguments:
            - @doctrine.dbal.default.wrapped_connection
            - %pdo.options%
            - %pdo.db_options%

    doctrine.dbal.default.wrapped_connection:
        factory-service: doctrine.dbal.default_connection
        factory-method: getWrappedConnection
        class: PDO
        arguments:
            dsn: "mysql:dbname=%database_name%"
            user: %database_user%
            password: %database_password%