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Database MCP Server: Should an AI Agent Run SQL or Only Read the Schema?

This story is from 2026-10-01. It is preserved in the archive; the latest stories are on the live feed.

Disclosure: I build Schemity , a desktop ERD tool - this post is from our blog and uses it for the examples. TL;DR: For schema work an AI agent needs the structure, not the rows, so give it a database MCP server that exposes the schema and no SQL tool. When a task does need rows, guard it with a da…

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  1. 2026-10-01 01:25 · DEV Community — AI
    Database MCP Server: Should an AI Agent Run SQL or Only Read the Schema?

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