The Dominant Programmer

May 28, 2026 · Artificial Intelligence

Spring AI RAG: Concepts, Hands‑On Implementation, and Full Code

This article explains the limitations of large language models, introduces Retrieval‑Augmented Generation (RAG) and its four‑step workflow, details Spring AI's RAG components and vector‑store options, and provides complete, runnable Java code—including Maven, configuration, and service classes—to build a local knowledge‑base Q&A system.