Lakebase Search: vector and BM25 on Neon

T1Covered by 1 source · first reported by Databricks / ClickHouse / DuckDB / Supabase / Neon / PlanetScale at 02 Jul, 08:49 UTC

Today we're shipping the beta of Lakebase Search on Neon: hybrid vector + full-text retrieval via two Postgres extensions, lakebase_vector and lakebase_text. This post is the story of why and how we built it: IVF + RaBitQ instead of HNSW, BM25 with top-K pushdown instead of GIN on tsvector, and…

Sources

• T1Lakebase Search: vector and BM25 on NeonDatabricks / ClickHouse / DuckDB / Supabase / Neon / PlanetScale02 Jul, 08:49