code: def rowIdColumns(self, table, catalog=None, schema=None,  # nopep8
                       nullable=True):
          
          fut = self._run_operation(self._impl.rowIdColumns, table,
                                    catalog=catalog, schema=schema,
                                    nullable=nullable)
          return fut
docs: Executes SQLSpecialColumns with SQL_BEST_ROWID which creates a
          result set of columns that uniquely identify a row