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AI Agent Postgres Query Optimization: My Node.js 4B LLM Blueprint

This story is from 2026-09-17. It is preserved in the archive; the latest stories are on the live feed.

This article was originally published on BuildZn . Everyone talks about AI agents for complex tasks, but nobody explains how to reliably use them for critical backend infrastructure. Figured out the hard way that letting an LLM loose on production EXPLAIN output needs serious guardrails. I spent we…

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  1. 2026-09-17 09:09 · DEV Community — AI
    AI Agent Postgres Query Optimization: My Node.js 4B LLM Blueprint

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