tool · inferred from evidence
HNSW
An index type used for approximate nearest neighbor search in databases.
- Neon pgvector: HNSW index fails on 3072-dimension embeddings (2000-dim limit)
Neon pgvector: HNSW index fails on 3072-dimension embeddings (2000-dim limit). Also note Neon free's default maintenance_work_mem is 64 MB: raise it before building the index (SET maintenance_work_mem='256MB') or the build falls back to the