pgvector
@pgvector
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Open-source vector similarity search for Postgres
Joined June 2023
pgvector 0.8.0 is now available with improved filtering and performance 🔥.
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pgvector 0.7.1 is now available with improved performance for on-disk HNSW index builds (thanks to findings from Tomas Vondra) 🔥.
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pgvector 0.7.0 will support indexing vectors at half precision with both HNSW and IVFFlat 🔥
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pgvector now uses intrinsics + CPU dispatching for key float16 operations, providing much better halfvec performance on x86-64 than before 🔥.
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RT @planetpostgres: Jonathan Katz (@jkatz05): Scalar and binary quantization for pgvector vector search and storage
jkatz05.com
Quantization can reduce vector sizes, but how does it impact query performance and quality?
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Support for float16 vectors has been merged 🔥 Store and/or index your vectors at half-precision to save space and memory
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Support for indexing binary vectors has been merged and will be available in 0.7.0 🔥
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pgvector 0.6.2 is now available, improving performance for HNSW index builds with a large number of parallel workers 🔥.
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pgvector 0.6.0 is out 🎉.
The @pgvector 0.6.0 release is now available! There are many performance improvements to HNSW index building, including support for parallel builds. Lots of awesome work by @andrewkane and Heikki Linnakangas on this release. Changelog here:
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RT @PostgresFM: New episode: "pgvector". Michael is joined by Jonathan Katz (@jkatz05), @PostgreSQL Core Team member, Product Manager @awsc….
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pgvector 0.5.1 is out with much faster HNSW build times thanks to Heikki Linnakangas 🔥.
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RT @avthars: 🧠A developer's guide to the ivfflat index in pgvector . Learn how it enables approximate nearest neighbor search when using @….
tigerdata.com
A primer on the pgvector’s Inverted File Flat (ivfflat) algorithm for approximate nearest neighbor search.
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pgvector is now available for Google Cloud SQL and AlloyDB 🎉
cloud.google.com
Use AlloyDB and Cloud SQL to store and index vector embeddings generated by large language models (LLMs), via the pgvector PostgreSQL extension
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RT @avthars: ✨A zero to hero guide to create, store and query @OpenAI embeddings with @PostgreSQL and pgvector. Learn how to build a chatb….
tigerdata.com
Vector databases add organizational intelligence to AI. Learn how to use PostgreSQL as a vector database for retrieval-augmented generation with pgvector.
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