langchain-postgres

Translate PGVector internal query language elements to valid filters.

Enumerator of the Distance strategies.

Postgres vector store integration.

A class for managing connections to a Postgres database.

Postgres Vector Store class

Enumerator of the Distance strategies.

Abstract base class for defining vector indexes.

Postgres Vector Store class

Row-wise cosine similarity between two equal-width matrices.

Calculate maximal marginal relevance.