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Hybrid Keyword+vector Search With Reciprocal Rank Fusion

Published projects tagged with this use case.

1 project

langchain-postgres

★ 281

LangChain integration package that implements core LangChain abstractions on Postgres via pgvector. Provides PGVectorStore (sync/async vector search, hybrid search, metadata filtering) and PostgresChatMessageHistory for persisting chat sessions.

RAG | Python · langchain · postgres

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