Vector Store Matrix
| Vector Store | Index Type | Best For | Connection Config |
|---|---|---|---|
| pgvector (Default) | HNSW / IVFFlat | Production apps using PostgreSQL; transactional safety. | pgvector://user:pass@host:5432/db |
| Qdrant | HNSW with payload filters | Ultra-fast Rust vector engine with complex metadata filtering. | http://localhost:6333 |
| Chroma | HNSW (DuckDB/ClickHouse) | Local prototyping, embedded apps, zero external services. | path/to/chroma_db |
| Milvus | IVF / HNSW / SCaNN | Enterprise scale across 100M+ vector records. | localhost:19530 |
Configuring pgvector
pgvector_setup.py
from negentro import Memory
config = {
"vector_store": {
"provider": "pgvector",
"config": {
"connection_string": "postgresql://postgres:secret@localhost:5432/negentro",
"table_name": "agent_memories",
"distance_metric": "cosine"
}
}
}
m = Memory.from_config(config)