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Open Source pg_vectorsearch Brings More Scalable Vector Search to PostgreSQL

November 7, 2026 · 9:49 am 1 sources

Image: InfoQ

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  • Open Source pg_vectorsearch Brings More Scalable Vector Search to PostgreSQL
    InfoQ · November 7, 2026 09:49
    Tiger Data has released pg_vectorsearch, an open source PostgreSQL extension for vector similarity search, currently in alpha. Its PRISM index uses data partitioning and compression instead of the graph-based approach used by pgvector’s HNSW index, reducing memory requirements and index build…

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