Retrieval-Augmented Self-Recall — Part 2: Hybrid RAG on Nothing but Postgres

Part 2 of Retrieval-Augmented Self-Recall. Code: .

Say "vector search" and the reflex is a dedicated vector database: Pinecone, Weaviate, Qdrant. I didn't install one. . If you came from Claude Code, Beyond the Prompt, this is the retrieval layer under Part 5's semantic search.