code: private boolean deleteBatch(List<String> objIDs) {
          if (objIDs.size() == 0) {
              return false;
          }
          m_logger.debug("Deleting batch of {} objects from {}", objIDs.size(), m_tableDef.getTableName());
          BatchObjectUpdater batchUpdater = new BatchObjectUpdater(m_tableDef);
          BatchResult batchResult = batchUpdater.deleteBatch(objIDs);
          if (batchResult.isFailed()) {
              m_logger.error("Batch query failed: {}", batchResult.getErrorMessage());
              return false;
          }
          return true;
      }
docs: update failed or we didn't execute an update.