/**
  * @return Doctrine\DBAL\Configuration
  */
 public function createServiceDoctrine__default__dbalConfiguration()
 {
     $service = new Doctrine\DBAL\Configuration();
     $service->setResultCacheImpl($this->getService('doctrine.cache.default.dbalResult'));
     $service->setSQLLogger(new Doctrine\DBAL\Logging\LoggerChain());
     $service->setFilterSchemaAssetsExpression(NULL);
     return $service;
 }