Method extend

lib/sqlalchemy/orm/dynamic.py:264–271

Add an iterable of items to this :class:`_orm.AppenderQuery`. The given items will be persisted to the database in terms of the parent instance's collection on the next flush.

(self, iterator: Iterable[_T])

        self._add_all_impl([item])

    def extend(self, iterator: Iterable[_T]) -> None:
        """Add an iterable of items to this :class:`_orm.AppenderQuery`.

        The given items will be persisted to the database in terms of
        the parent instance's collection on the next flush.

        """
        self._add_all_impl(iterator)

    def append(self, item: _T) -> None:
        """Append an item to this :class:`_orm.AppenderQuery`.