DistanceStrategy

class langchain_postgres.v2.indexes.DistanceStrategy(value)

Enumerator of the Distance strategies.

EUCLIDEAN = StrategyMixin(operator='<->', search_function='l2_distance', index_function='vector_l2_ops')

COSINE_DISTANCE = StrategyMixin(operator='<=>', search_function='cosine_distance', index_function='vector_cosine_ops')

INNER_PRODUCT = StrategyMixin(operator='<#>', search_function='inner_product', index_function='vector_ip_ops')

operator: str

search_function: str

index_function: str

Examples using DistanceStrategy

• Kinetica Vectorstore API

• Oracle AI Vector Search: Vector Store

• SAP HANA Cloud Vector Engine

• SemaDB

• SingleStoreDB