Verified70% confidenceFactExact time
pgvector is an open-source extension for PostgreSQL that natively adds vector data types and similarity search capabilities to the relational database, supporting both exact nearest-neighbor and approximate nearest-neighbor (HNSW, IVFFlat index) retrieval modes.
4
Sources
70%
Confidence
Long-term
Relevance
9/20/2026
First Seen
Sources
Related Entities
Related Claims
Unverifiedpgvector supports both exact KNN (exact nearest neighbor) and ANN (approximate nearest neighbor) search, and integrates seamlessly with standard SQL.80% similarVerifiedPostgreSQL can support vector retrieval via pgvector.79% similarUnverifiedPostgreSQL has a built-in tsvector for full-text search, along with plugins such as PGSearch that provide BM25-like capabilities.73% similarUnverifiedImmich 使用 pgvector（PostgreSQL 的向量相似度搜索扩展）存储 CLIP 特征向量69% similarUnverifiedMaxKB通常集成PostgreSQL的pgvector扩展或独立的向量数据库67% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/936386API
curl https://kongchang.com/api/v1/knowledge/claims/936386MCP
get_claim(id=936386)