Elasticsearch's Hybrid Search, Now in Postgres (BM25 + Vector + RRF)

50 · Timescale · Feb. 9, 2026, 3:48 p.m.
Summary
The blog post discusses implementing hybrid search in Postgres using BM25, vector scaling, and RRF, showcasing a method that eliminates the need for Elasticsearch by using pgai for auto-syncing embeddings.