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Posted inEmbeddings & Vector Search MySQL & Databases PHP Tutorials RAG Tutorial Series Retrieval-Augmented Generation Vector Search in MySQL

Episode 4 — Scaling the Vector Search in MySQL

Posted by By Tejas P Mehta July 23, 2026
The problem hiding in our search Episode 3 ended on a high: ask "how do…
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Posted inEmbeddings Embeddings & Vector Search MySQL & Databases PHP Tutorials RAG Tutorial Series Retrieval-Augmented Generation

Episode 3 — Embeddings & Your First Similarity Search

Posted by By Tejas P Mehta July 23, 2026
The gap we have to close At the end of Episode 2 we had chunks.json:…
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Posted inAI & LLMs Document Chunking PHP Tutorials RAG Tutorial Series Retrieval-Augmented Generation

Episode 2 — Preparing the Knowledge Base: Loading & Chunking Your Docs

Posted by By Tejas P Mehta July 23, 2026
Where we left off In Episode 1 we cheated. We pasted Nimbus's refund policy into…
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Infographic comparing an LLM answering from memory versus an LLM using RAG to read from a knowledge base
Posted inAI & LLMs PHP Tutorials RAG Fundamentals RAG Tutorial Series Retrieval-Augmented Generation

Episode 1 — What Is RAG, and Why Should You Care?

Posted by By Tejas P Mehta July 23, 2026
The problem, in one support ticket Imagine a customer opens a chat on Nimbus's website…
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