MCP Postgres Query Server

What is MCP Postgres Query Server?

MCP Postgres Query Server is a Model Context Protocol (MCP) server implementation that provides a secure, read-only interface for querying a PostgreSQL database, designed to work with Claude Desktop and other MCP clients.

How to use MCP Postgres Query Server?

To use the MCP Postgres Query Server, clone the repository, install the dependencies, build the project, and configure Claude Desktop to connect to the server using the provided PostgreSQL connection details.

Key features of MCP Postgres Query Server?

• Secure read-only access to a PostgreSQL database.
• SQL query validation to ensure only SELECT queries are executed.
• Query timeout protection (10 seconds).
• Integration with Claude Desktop through the MCP protocol.
• JSON response formatting for query results.

Use cases of MCP Postgres Query Server?

1. Securely querying user data from a PostgreSQL database.
2. Integrating with applications that require read-only access to database information.
3. Validating SQL queries before execution to prevent harmful operations.

FAQ from MCP Postgres Query Server?

• Can I execute write operations with this server?

No, the server only allows read-only SELECT queries for security reasons.

• How do I configure Claude Desktop to connect to the MCP server?

You need to edit the claude_desktop_config.json file to include the MCP server details.

• What happens if a query takes too long?

Queries that run longer than 10 seconds will be automatically terminated.