protected function buildWhere() {
     parent::buildWhere();
     Gpf_Plugins_Engine::extensionPoint('AffiliateNetwork.modifyWhere',
     new Gpf_Common_SelectBuilderCompoundRecord($this->_selectBuilder, new Gpf_Data_Record(array('columnPrefix'), array('b'))));
 }
 /**
  * @service banner export
  * @return Gpf_Rpc_Serializable
  */
 public function getCSVFile(Gpf_Rpc_Params $params) {
     return parent::getCSVFile($params);
 }