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πΎ
pgvector
by PostgreSQL Extension
Vector similarity search for PostgreSQL
pgvector is a PostgreSQL extension that adds vector similarity search capabilities, enabling AI memory storage alongside traditional relational data.
Ease of Use
0/10
Community
0/10
Performance
0/10
Documentation
0/10
π― Key Features
Vector similarity search
Exact and approximate search
Multiple distance metrics
Index support (IVFFlat, HNSW)
SQL interface
ACID compliance
Relational + vector data
Standard Postgres tools
Strengths
Uses existing Postgres infrastructure
Combines relational and vector data
Mature ecosystem
ACID compliance
Cost-effective
Limitations
Not optimized for vectors
Limited scalability
Slower than specialized DBs
Manual optimization needed
Best For
- Existing Postgres users
- Small to medium datasets
- Combined relational/vector needs
- Budget-conscious projects