delete_keys() — langchain Function Reference

Architecture documentation for the delete_keys() function in _sql_record_manager.py from the langchain codebase.

Function python LangChainCore ApiManagement calls 1

Entity Profile

LangChainCore→ ApiManagement→ delete_keys() — langchain Function Reference

Dependency Diagram

graph TD
  9376a8c0_27f2_4e49_7095_231e1b69b324["delete_keys()"]
  9d7938c1_1c25_4cae_be80_9fc00a5ed077["SQLRecordManager"]
  9376a8c0_27f2_4e49_7095_231e1b69b324 -->|defined in| 9d7938c1_1c25_4cae_be80_9fc00a5ed077
  82b22123_4423_ea4d_765a_075b780b8c2e["_make_session()"]
  9376a8c0_27f2_4e49_7095_231e1b69b324 -->|calls| 82b22123_4423_ea4d_765a_075b780b8c2e
  style 9376a8c0_27f2_4e49_7095_231e1b69b324 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/indexes/_sql_record_manager.py lines 506–518

    def delete_keys(self, keys: Sequence[str]) -> None:
        """Delete records from the SQLite database."""
        session: Session
        with self._make_session() as session:
            filtered_query: Query = session.query(UpsertionRecord).filter(
                and_(
                    UpsertionRecord.key.in_(keys),
                    UpsertionRecord.namespace == self.namespace,
                ),
            )

            filtered_query.delete()
            session.commit()