Comparison table of all supported Embedding Stores

Embedding Store	Storing Metadata	Filtering by Metadata	Removing Embeddings
In-memory	✅	✅	✅
AlloyDB for Postgres	✅	✅	✅
Astra DB	✅
Azure AI Search	✅	✅	✅
Azure CosmosDB Mongo vCore	✅
Azure CosmosDB NoSQL	✅
Cassandra	✅
Chroma	✅	✅	✅
ClickHouse	✅	✅	✅
Cloud SQL for Postgres	✅	✅	✅
Coherence	✅	✅	✅
Couchbase	✅		✅
DuckDB	✅	✅	✅
Elasticsearch	✅	✅	✅
Infinispan	✅
Milvus	✅	✅	✅
MongoDB Atlas	✅	✅	✅
Neo4j	✅
OpenSearch	✅
Oracle	✅	✅	✅
PGVector	✅	✅	✅
Pinecone	✅	✅	✅
Qdrant	✅	✅	✅
Redis	✅
Tablestore	✅	✅	✅
Vearch	✅
Vespa
Weaviate	✅		✅