Building RAG on PostgreSQL with Pgvector and Ruby on rails

Source https://dev.to/a-talaat-aly/building-rag-on-postgresql-with-pgvector-and-ruby-on-rails-4k3f

🧠 Your Database Is Already a Vector Database Most RAG tutorials start the same way: "First, spin up a vector database." But Stop. If you're on Rails, you already have PostgreSQL. With the pgvector extension it can store and search embeddings and for most applications, that's the whole answer.