PostgreSQL How to Build LLM Applications With pgvector Vector Store in LangChain 12 Jul 2023 11 min read “Hello World” for pgvector and LangChain! Learn how to build LLM applications with LangChain framework, using PostgreSQL and pgvector as a vector database for embeddings data. Read more
PostgreSQL Nearest Neighbor Indexes: What Are ivfflat Indexes in pgvector and How Do They Work 30 Jun 2023 11 min read A primer on the pgvector’s Inverted File Flat (ivfflat) algorithm for approximate nearest neighbor search.
PostgreSQL PostgreSQL as a Vector Database: Create, Store, and Query OpenAI Embeddings With pgvector 21 Jun 2023 18 min read "Hello world” for pgvector. Learn how to use PostgreSQL as a vector database and build a simple Retrieval Augmented Generation example.