Duckdb

DuckDBDocumentStore

Bases: KVDocumentStore

DuckDB Document (Node) store.

A DuckDB store for Document and Node objects.

Parameters:

Name	Type	Description	Default
duckdb_kvstore	DuckDBKVStore	DuckDB key-value store	required
namespace	str	namespace for the docstore	None

Source code in llama-index-integrations/storage/docstore/llama-index-storage-docstore-duckdb/llama_index/storage/docstore/duckdb/base.py

class DuckDBDocumentStore(KVDocumentStore):
    """
    DuckDB Document (Node) store.

    A DuckDB store for Document and Node objects.

    Args:
        duckdb_kvstore (DuckDBKVStore): DuckDB key-value store
        namespace (str): namespace for the docstore

    """

    def __init__(
        self,
        duckdb_kvstore: DuckDBKVStore,
        namespace: Optional[str] = None,
        batch_size: int = DEFAULT_BATCH_SIZE,
    ) -> None:
        """Init a DuckDBDocumentStore."""
        super().__init__(duckdb_kvstore, namespace=namespace, batch_size=batch_size)
        # avoid conflicts with duckdb index store
        self._node_collection = f"{self._namespace}/doc"