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Extensions / AI and vectors

tlsh_gist

TLSH fuzzy-hash data type, distance operations, and GiST indexing for similarity search.

pgext.cloud · Source code · Documentation · Control file

Overview

Packagetlsh_gist
Version1.0
RepositoryUnspecified
Extension typeStandard
Project statusActive
Requires CREATE EXTENSIONYes
Requires preloadNo
TrustedNo
RelocatableYes
Stars4
Latest commit2022-04-18
Catalogue updated2026-08-30

Related extensions

See also

vectorvector data type and ivfflat and hnsw access methods
smlarEffective similarity search
pg_similaritysupport similarity queries
vectorizeThe simplest way to do vector search on Postgres
pgcontextVector, filter-aware HNSW, and hybrid retrieval over authoritative PostgreSQL tables.
hamming_distanceHamming distance and similarity functions for hexadecimal feature-vector strings.
pg_trgmtext similarity measurement and index searching based on trigrams
pg_emdFast approximate Earth Mover's Distance using dynamic tree embeddings
embeddingHNSW vector similarity search extension for PostgreSQL real[] embeddings.
sparse_vectorC data type and functions for sparse float vectors, normalization, dot product, and cosine similarity.