May 21, 2026 · DB
PG-Strom SSB Benchmark — Arrow FDW Comes Before GPU
Why Arrow+GPU achieves 10x at SF=100 and Heap+GPU loses to CPU on wide tables
#PG-Strom
#PostgreSQL
#GPU
#OLAP
#pgvector
한국어May 20, 2026 · DB
Replacing Elasticsearch with PostgreSQL for Korean Search — An 8-Phase Study
textsearch_ko (MeCab) + pg_textsearch BM25 + pgvector HNSW + DB-side RRF matches Elasticsearch on Korean search quality and runs 2–5× faster on a single node. Eight phases of measurement, head-to-head against ES, Qdrant, and Vespa.
#PostgreSQL
#Elasticsearch
#Korean
#BM25
