AlloyDB ScaNN extension for approximate nearest-neighbor vector indexes.
pgext.cloud · Website · Documentation
| Package | alloydb_scann |
|---|---|
| Version | — |
| PostgreSQL versions | 14 · 15 · 16 · 17 |
| Repository | Unspecified |
| Extension type | Standard |
| Project status | Active |
| Distribution | google-alloydb |
| Vendor | Google Cloud |
| Requires CREATE EXTENSION | Yes |
| Requires preload | No |
| Catalogue updated | 2026-07-30 |
| vector | vector data type and ivfflat and hnsw access methods |
| vector | vector data type and ivfflat and hnsw access methods |
| pgcontext | Vector, filter-aware HNSW, and hybrid retrieval over authoritative PostgreSQL tables. |
| vectorize | The simplest way to do vector search on Postgres |
| pg_turboquant | Compact TurboQuant approximate-nearest-neighbor index access method for pgvector vector and halfvec data. |
| pase | PostgreSQL ultra-high dimensional approximate nearest neighbor search extension. |
| pgmnemo | Single-plan multimodal agent memory for PostgreSQL |
| pg_bestmatch | Generate BM25 sparse vector inside PostgreSQL |
| ruvector | SIMD-accelerated vector type and indexes with graph, solver, TDA, local embedding, and AI SQL functions. |
| pg_similarity | support similarity queries |
| smlar | Effective similarity search |