Postgres FAQs

Question 1

Can I inspect my database schema with this tool?

Accepted Answer

Yes, Postgres includes tools to retrieve detailed table schema information, list all accessible tables, and access the complete database schema as a resource via 'postgres://schema'.

Question 2

How does this Postgres server compare to other MCP Postgres implementations?

Accepted Answer

This server prioritizes safety with built-in SQL injection protection and includes efficient connection pooling via asyncpg, features often missing in other implementations like the official TypeScript server.

Question 3

What security features does Postgres offer?

Accepted Answer

It provides strong SQL injection protection, allows only SELECT statements, supports parameterized queries, and uses environment variables for secure, hardcoded-credential-free database configuration.

Question 4

What are the prerequisites for running the Postgres server?

Accepted Answer

You need Python 3.11+ and a PostgreSQL database. Database connection details are configured securely via environment variables like POSTGRES_HOST, POSTGRES_PORT, POSTGRES_USER, POSTGRES_PASSWORD, and POSTGRES_DB.

Question 5

What is Postgres (this tool)?

Accepted Answer

Postgres is a Model Context Protocol (MCP) server specifically designed for securely querying PostgreSQL databases, offering robust tools for data retrieval and schema inspection.

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