Comment by mritchie712

If you want to play with a vector database and already use postgres, there's pgvector[0]. It's easy to add as an extension (supports Postgres 11+).

Supabase wrote a solid tutorial[1] (you don't need to run it on Supabase).

0 - https://github.com/pgvector/pgvector

1 - https://supabase.com/blog/openai-embeddings-postgres-vector