Re:Why HNSW is not the answer and disk-based alternatives mi...
by VoVAllen on Monday December 23, 2024 @11:14PM
(#42499696)
Hi, I'm the author of the article. Please check out our vector search extension in postgres, VectorChord [1]. It's based on RabitQ (a new quantization method) + IVF. It achieves 10ms-level latency for top-10 searches on a 100M dataset and 100ms-level latency when using SSD with limited memory.
[1] https://blog.pgvecto.rs/vectorchord-store-400k-vectors-for-1...