Postgresql Mcp Ddz

Name: Postgresql Mcp Ddz
Author: fanzhenddz

@fanzhenddz

代码仓库

关于 Postgresql Mcp Ddz

PostgreSQL MCP Server

#postgresql

基本信息

分类

数据库

传输方式

stdio

发布者

fanzhenddz

提交者

Z DD

配置

使用下面的配置,将此服务器添加到你的 MCP 客户端。

{
  "mcpServers": {
    "postgresql-mcp-ddz": {
      "command": "npx",
      "args": [
        "postgresql-mcp-ddz"
      ],
      "env": {
        "POSTGRES_HOST": "127.0.0.1",
        "POSTGRES_PORT": "5432",
        "POSTGRES_USER": "postgres",
        "POSTGRES_PASSWORD": "your_password",
        "POSTGRES_DB": "your_database"
      }
    }
  }
}

工具

未检测到工具

工具是从 README 中自动提取的。维护者可以在 ## Tools 标题下列出工具,即可填充这部分内容。

概览

What is Postgresql Mcp Ddz?

Postgresql Mcp Ddz is a PostgreSQL database operation server built on the Model Context Protocol (MCP). It enables AI assistants to interact with PostgreSQL databases through a standardized interface, supporting query execution, data modification, schema inspection, and performance analysis.

How to use Postgresql Mcp Ddz?

Install with npm install postgresql-mcp-ddz or run directly via npx postgresql-mcp-ddz. Configure automatic database connection by setting environment variables (POSTGRES_HOST, POSTGRES_PORT, POSTGRES_USER, POSTGRES_PASSWORD, POSTGRES_DB) in your MCP client, or use the connect_db tool to connect manually. Once connected, invoke tools like query, execute, list_tables, describe_table, explain, and show_statement to interact with the database.

Key features of Postgresql Mcp Ddz

Execute parameterized SELECT queries
Perform INSERT, UPDATE, and DELETE operations
List database tables and view table structures
Analyze query performance with EXPLAIN
Supports both environment variable and manual connection

Use cases of Postgresql Mcp Ddz

AI assistants querying live PostgreSQL databases
Automated data entry and modification workflows
Schema exploration for database documentation
Performance tuning by analyzing query plans

FAQ from Postgresql Mcp Ddz

What is the difference between the `query` and `execute` tools?

query executes SELECT, SHOW, EXPLAIN, and WITH statements only. execute handles INSERT, UPDATE, and DELETE operations.

How do I connect to a database?

Set POSTGRES_HOST, POSTGRES_PORT, POSTGRES_USER, POSTGRES_PASSWORD, and POSTGRES_DB environment variables for automatic connection, or use the connect_db tool with the same parameters.

What is the runtime requirement for Postgresql Mcp Ddz?

It requires Node.js and npm (or npx) to install and run the server.

How are database credentials protected?

Credentials are passed only at runtime via environment variables or the connect_db tool parameters; the server does not persist them.

Can I use this server without environment variables?

Yes. Omit the environment variables and use the connect_db tool manually to connect each session.

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