Building safe MCP servers for a PostgreSQL database
SMRTR summary
Building MCP servers on top of PostgreSQL lets AI agents like GitHub Copilot query your database through natural language — but the design choices matter. This walkthrough covers free-form SQL execution, progressive schema discovery, read-only enforcement with layered guardrails, templated query tools, and elicitation-based confirmation flows for destructive actions, helping developers balance flexibility with safety.
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