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.

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

Visit an operation node and return the translated query.

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]