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BigQuery MCP Server

by ergut

The BigQuery MCP Server allows LLMs like Claude to directly interact with your BigQuery data. It acts as a translator between your AI assistant and your database, ensuring secure and efficient communication.

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What is BigQuery MCP Server?

This server enables LLMs to query BigQuery data using natural language. It leverages the Model Context Protocol (MCP) to facilitate communication between the AI model and the database.

How to use BigQuery MCP Server?

  1. Set up authentication with Google Cloud. 2. Add your project details to Claude Desktop's config file. 3. Start chatting with your BigQuery data through Claude Desktop.

Key features of BigQuery MCP Server

  • Run SQL queries using natural language

  • Access tables and materialized views

  • Explore dataset schemas with clear labeling

  • Analyze data within safe limits (1GB query limit)

  • Secure read-only access

Use cases of BigQuery MCP Server

  • Asking questions about sales data

  • Analyzing customer behavior

  • Generating reports from database information

  • Exploring trends in datasets

FAQ from BigQuery MCP Server

What is MCP?

MCP stands for Model Context Protocol, a universal translator for AI-database communication.

Which LLMs are supported?

Currently, MCP support is only available in Claude Desktop (developer preview).

What are the limitations?

Connections are limited to local MCP servers, queries are read-only with a 1GB limit, and some complex view types might have limitations.

What permissions are needed?

You need either roles/bigquery.user or both roles/bigquery.dataViewer and roles/bigquery.jobUser.

How do I authenticate with Google Cloud?

You can authenticate using Google Cloud CLI or a service account key file.