pgvector (@pgvector) 's Twitter Profile
pgvector

@pgvector

Open-source vector similarity search for Postgres

ID: 1671904353039400960

linkhttps://github.com/pgvector calendar_today22-06-2023 15:34:04

17 Tweet

565 Followers

0 Following

Avthar (@avthars) 's Twitter Profile Photo

✨A zero to hero guide to create, store and query OpenAI embeddings with PostgreSQL and pgvector. Learn how to build a chatbot to answer questions about blog posts using PostgreSQL as a vector database for OpenAI embeddings. timescale.com/blog/postgresq…

Avthar (@avthars) 's Twitter Profile Photo

🧠 A developer's guide to the ivfflat index in pgvector Learn how it enables approximate nearest neighbor search when using PostgreSQL as a vector database, plus best practices (and gotchas!) when using it for similarity search over OpenAI embeddings. timescale.com/blog/nearest-n…

Postgres FM (@postgresfm) 's Twitter Profile Photo

New episode: "pgvector" Michael is joined by Jonathan Katz (Jonathan S. Katz), PostgreSQL Core Team member, Product Manager Amazon Web Services, and pgvector contributor. They cover what it is, some tuning guidance, and a look ahead. 🎧 postgres.fm/episodes/pgvec… 📺 youtube.com/watch?v=vvImP6…

New episode: "pgvector"

Michael is joined by Jonathan Katz (<a href="/jkatz05/">Jonathan S. Katz</a>), <a href="/PostgreSQL/">PostgreSQL</a> Core Team member, Product Manager <a href="/awscloud/">Amazon Web Services</a>, and <a href="/pgvector/">pgvector</a> contributor.

They cover what it is, some tuning guidance, and a look ahead.

🎧 postgres.fm/episodes/pgvec…

📺 youtube.com/watch?v=vvImP6…
Supabase (@supabase) 's Twitter Profile Photo

Postgres community delivers again 💚 pgvector 0.6.0: 30x faster with parallel index builds Link: supabase.com/blog/pgvector-…

Postgres community delivers again 💚

pgvector 0.6.0: 30x faster with parallel index builds

Link: supabase.com/blog/pgvector-…
pgvector (@pgvector) 's Twitter Profile Photo

pgvector 0.6.2 is now available, improving performance for HNSW index builds with a large number of parallel workers 🔥

pgvector (@pgvector) 's Twitter Profile Photo

Support for float16 vectors has been merged 🔥 Store and/or index your vectors at half-precision to save space and memory

Support for float16 vectors has been merged 🔥 Store and/or index your vectors at half-precision to save space and memory
Supabase (@supabase) 's Twitter Profile Photo

Hybrid search combines full text and semantic search for more relevant results Learn how to implement it using pgvector and OpenAI 🤖 supabase.com/docs/guides/ai…

Hybrid search combines full text and semantic search for more relevant results 

Learn how to implement it using <a href="/pgvector/">pgvector</a> and <a href="/OpenAI/">OpenAI</a> 🤖

supabase.com/docs/guides/ai…
pgvector (@pgvector) 's Twitter Profile Photo

pgvector now uses intrinsics + CPU dispatching for key float16 operations, providing much better halfvec performance on x86-64 than before 🔥

pgvector (@pgvector) 's Twitter Profile Photo

pgvector 0.7.1 is now available with improved performance for on-disk HNSW index builds (thanks to findings from Tomas Vondra) 🔥