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Getting Started Usage & Hybrid Search Tokenizers (pg_tokenizer) Reference & Benchmarks

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vchord Scalable, fast, and disk-friendly vector similarity search in PostgreSQL powered by RaBitQ quantization. BM25 Native BM25 ranking index and Block-WeakAnd full-text search for PostgreSQL (`vchord_bm25` & `pg_tokenizer`). Blog Engineering deep-dives on RaBitQ quantization, billion-scale PostgreSQL vector search benchmarks, BM25 ranking, ColBERT late interaction, and release announcements. VectorChord Cloud Managed PostgreSQL vector database service reference: cluster provisioning, connection pooling, monitoring, Terraform, and billing. pgvecto.rs Complete documentation archive for pgvecto.rs (vectors extension), predecessor to VectorChord. About Project overview, licensing, upstream attribution, and trademark policy for the PGSTY-maintained Vchord extension suite and documentation site.

Vchord: Scalable Vector Search for PostgreSQL

Categories

vectorchord18 postgresql13 release7 vectorsearch5 vector-database4 ai3 bm251 colbert1 contextual-retrieval1 multivector1 ocr1 pgvector1 rag1 sparsevectors1

vchord Docs

Overview & Quick Start
Installation
Indexing Guide
Graph Index (vchordg)
Benchmarks

Vchord Suite

vchord_bm25 Docs
pg_tokenizer Docs
Hybrid Search & ColBERT
Cloud Reference
pgvecto.rs Docs

Blog & Ecosystem

Engineering Blog
Release Notes
GitHub (pgsty/vchord)
GitHub (pgsty/vchord_bm25)
GitHub (pgsty/pg_tokenizer)
Pigsty Distribution

About

About Vchord
License
Attribution
Trademark Policy

© 2023–2026 PIGSTY & Vchord Contributors · CC BY 4.0 All Rights Reserved

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