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Database Schema MCP Server

Database Schema MCP Server

一个强大的MCP服务器,提供从多种数据库类型(PostgreSQL、MySQL、SQLite等)读取和暴露数据库模式的工具。
2分
0
2025-04-23 13:44:27
概述
安装
内容详情
替代品

What is MCP Database Schema Server?

The MCP Server is your database exploration assistant that connects to various database types and reveals their structure. It helps you see all tables, columns, relationships and other schema details without writing complex queries.

How to use it?

Simply connect to your database, then you can browse tables, examine their structure, and understand how everything connects. No SQL expertise required!

When should I use it?

Perfect when you need to understand an existing database, document database structures, or prepare for application development. Also great for database migrations and validations.

Key Features

Multiple Database SupportWorks with PostgreSQL, MySQL, SQLite and other popular database systems
Complete Schema ExplorationDiscover all tables, views, indexes and their relationships in your database
Detailed Table AnalysisSee column types, primary keys, foreign keys and other constraints for any table
Simple IntegrationWorks with popular development tools through simple configuration

Pros and Cons

Advantages
Saves time understanding complex database structures
No need to write complex SQL queries to explore schemas
Works with multiple database systems from one interface
Helps document database structures automatically
Limitations
Requires database connection credentials
Performance depends on database size and network speed
Some advanced database features may not be fully supported

Getting Started

Install PrerequisitesEnsure you have Python 3.x and Node.js installed on your system
Set Up EnvironmentCreate and activate a Python virtual environment
Install DependenciesInstall required packages using pip
Configure Database ConnectionsCreate mcp.json configuration file with your database connections
Start the ServerLaunch the MCP server to begin exploring your databases

Practical Examples

Exploring a New DatabaseWhen you first connect to an unfamiliar database, quickly understand its structure
Documenting Database StructureAutomatically generate documentation for your database schema
Preparing for Application DevelopmentUnderstand the data model before writing application code

Frequently Asked Questions

1
Is my database password stored securely?Passwords are only used for the connection and not stored permanently. We recommend using environment variables for sensitive credentials.
2
Can I use this with my existing database tools?Yes, the MCP Server works alongside most database tools and can complement their functionality.
3
What if I can't see all my database objects?Check your database user permissions. Some objects may require specific privileges to be visible.
4
How do I update to the latest version?Run 'pip install --upgrade' for Python packages and 'npm update' for Node.js components.

Helpful Resources

Official PostgreSQL DocumentationComplete reference for PostgreSQL database
MySQL Reference ManualOfficial MySQL documentation
SQLite DocumentationComplete guide to SQLite features
Node.js Installation GuideHow to install and configure Node.js
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安装
复制以下命令到你的Client进行配置
{
    "mcpServers": {
        "local-db": {
            "args": [
                "C:\\Users\\YOUR_USERNAME\\AppData\\Roaming\\npm\\node_modules\\@modelcontextprotocol\\server-postgres\\dist\\index.js",
                "database-url"
            ],
            "command": "node"
        },
        "staging-db": {
            "args": [
                "C:\\Users\\YOUR_USERNAME\\AppData\\Roaming\\npm\\node_modules\\@modelcontextprotocol\\server-postgres\\dist\\index.js",
                "database-url"
            ],
            "command": "node"
        },
        "production-db": {
            "args": [
                "C:\\Users\\YOUR_USERNAME\\AppData\\Roaming\\npm\\node_modules\\@modelcontextprotocol\\server-postgres\\dist\\index.js",
                "database-url"
            ],
            "command": "node"
        }
    }
}
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