YugabyteDB RAG LangChain
Hybrid vector+FTS via LangChain PGVectorStore
YugabyteDB · Apache-2.0
When
RAG / hybrid vector+FTS with LangChain PGVectorStore on YugabyteDB.
The Catch
Not Pinecone/Qdrant. ANN is ybhnsw; IVFFlat unsupported. PGVectorStore v2 not v1. HybridSearchConfig top_k defaults to 4.
Embed
[](https://stackgems.com/skills/yugabyte-rag-langchain)