module.config.php

<?php
// your module.config.php
return array(
    'doctrine' => array(
        'connection' => array(
            // Configuration for service `doctrine.connection.orm_default` service
            'orm_default' => array(
                'params' => array(
                    'user'     => 'YOUR_username',
                    'password' => 'YOUR_password',
                    'dbname'   => 'YOUR_database',
                )
            ),
        ),
    )
);