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Legion MCP
The database MCP server provides database query and AI - assisted functions through the Legion Query Runner and MCP protocol
rating : 2.5 points
downloads : 7.7K
What is Database MCP Server?
Database MCP Server is an intelligent database query tool that transforms database operations into tools and resources that an AI assistant can use through the Model Context Protocol (MCP). Users can interact with the database using natural language without writing complex SQL statements.How to use Database MCP Server?
Simply configure the database connection information and then send a query request through the AI assistant. The system will automatically convert your requirements into SQL queries and return easy - to - understand results.Use cases
Suitable for scenarios such as non - technical personnel like data analysts and product managers to quickly obtain database information; developers to quickly verify data; and enterprises to build intelligent data analysis systems.Main features
Multi - database support
Supports 8 mainstream databases such as PostgreSQL, MySQL, and SQL Server
Natural language query
Query data using natural language through an AI assistant without writing SQL
Query history
Automatically saves query history for easy backtracking and reuse
Data visualization suggestions
Automatically recommends appropriate data visualization methods based on query results
Advantages
Lower the technical threshold for database queries
Support multiple database types
Query results can be automatically formatted (Markdown/JSON)
Seamlessly integrate with AI assistants
Limitations
Complex queries may require manual SQL optimization
Performance depends on the underlying database
Requires configuration of database connection information
How to use
Install the service
Choose the UV or PIP installation method
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Configure database connection
Set the DB_TYPE and DB_CONFIG parameters
Start the service
Run the MCP server
Query through the AI assistant
Connect to the AI assistant and start querying data
Usage examples
Sales data analysis
The marketing team needs to understand the sales situation of each product in the last quarter
User behavior analysis
The product manager wants to understand the change of user activity over time
Frequently Asked Questions
How to ensure database connection security?
Which database versions are supported?
Is there a limit on the number of query results?
Related resources
Legion AI official website
Provides a full - featured AI data analysis tool
Legion Query Runner documentation
Detailed documentation for the database connector
MCP Python SDK
Python implementation of the Model Context Protocol
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