/**
  * If this thing basically already exists in the database, we want to update it;
  * otherwise insert it (ie, someone tweaked the CSV file, or the item was
  * deleted in the database so it should be re-inserted)
  * @param type $id_in_csv
  * @param type $model_object_data
  * @param EEM_Base $model
  * @param type $old_db_to_new_db_mapping
  * @return
  */
 protected function _decide_whether_to_insert_or_update_given_data_from_same_db($id_in_csv, $model_object_data, $model)
 {
     //in this case, check if this thing ACTUALLY exists in the database
     if ($model->get_one_conflicting($model_object_data)) {
         return self::do_update;
     } else {
         return self::do_insert;
     }
 }