doctrine-orm.local.php

<?php
return array(
    'doctrine' => array(
        'connection' => array(
            'orm_default' => array(
                'driverClass' => 'Doctrine\DBAL\Driver\PDOMySql\Driver',
                'params' => array(
                    'password' => '',
                    'dbname' => 'ecommerce',
                    'driverOptions' => array(
                        PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES 'UTF8'"
                    )
                )
            )
        )
    )
);