TencentVectorDBTranslator#

class langchain_community.query_constructors.tencentvectordb.TencentVectorDBTranslator(
meta_keys: Sequence[str] | None = None,
)[source]#

Translate StructuredQuery to Tencent VectorDB query.

Initialize the translator.

Parameters:

meta_keys (Optional[Sequence[str]]) – List of meta keys to be used in the query. Default: [].

Attributes

COMPARATOR_MAP

allowed_comparators

Allowed comparators for the visitor.

allowed_operators

Allowed operators for the visitor.

Methods

__init__([meta_keys])

Initialize the translator.

visit_comparison(comparison)

Visit a comparison node and return the translated query.

visit_operation(operation)

Visit an operation node and return the translated query.

visit_structured_query(structured_query)

Visit a structured query node and return the translated query.

__init__(
meta_keys: Sequence[str] | None = None,
)[source]#

Initialize the translator.

Parameters:

meta_keys (Sequence[str] | None) – List of meta keys to be used in the query. Default: [].

visit_comparison(
comparison: Comparison,
) str[source]#

Visit a comparison node and return the translated query.

Parameters:

comparison (Comparison) – Comparison node to be visited.

Returns:

Translated query.

Return type:

str

visit_operation(
operation: Operation,
) str[source]#

Visit an operation node and return the translated query.

Parameters:

operation (Operation) – Operation node to be visited.

Returns:

Translated query.

Return type:

str

visit_structured_query(
structured_query: StructuredQuery,
) Tuple[str, dict][source]#

Visit a structured query node and return the translated query.

Parameters:

structured_query (StructuredQuery) – StructuredQuery node to be visited.

Returns:

Translated query and query kwargs.

Return type:

Tuple[str, dict]