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How to Connect Claude Desktop & Cursor to PostgreSQL Safely (Read-Only AST Validation & PII Masking with MCP)

This story is from 2026-10-24. It is preserved in the archive; the latest stories are on the live feed.

Giving large language models access to a live database is one of the most useful capabilities in modern developer tooling. When an assistant in Claude Desktop or Cursor can inspect tables, check foreign keys, and run analytical queries, debugging schema issues and writing migrations becomes noticea…

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  1. 2026-10-24 02:53 · DEV Community — AI
    How to Connect Claude Desktop & Cursor to PostgreSQL Safely (Read-Only AST Validation & PII Masking with MCP)

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