Postgres Embedding

pg_embedding is an open-source package for vector similarity search using Postgres and the Hierarchical Navigable Small Worlds algorithm for approximate nearest neighbor search.

Installation and Setup

We need to install several python packages.

pip install openai
pip install psycopg2-binary
pip install tiktoken

Vector Store

See a usage example.

from langchain.vectorstores import PGEmbedding

API Reference:

• PGEmbedding