@enemyrr/mcp-mysql-server

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MCP-Mirrora year ago

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@enemyrr/mcp-mysql-server

A Model Context Protocol server that provides MySQL database operations. This server enables AI models to interact with MySQL databases through a standardized interface.

Installation & Setup for Cursor IDE

Installing via Smithery

To install MySQL Database Server for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @enemyrr/mcp-mysql-server --client claude

Installing Manually

Clone and build the project:

git clone https://github.com/enemyrr/mcp-mysql-server.git
cd mcp-mysql-server
npm install
npm run build

Add the server in Cursor IDE settings:
- Open Command Palette (Cmd/Ctrl + Shift + P)
- Search for "MCP: Add Server"
- Fill in the fields:
  - Name: mysql
  - Type: command
  - Command: node /absolute/path/to/mcp-mysql-server/build/index.js

Note: Replace /absolute/path/to/ with the actual path where you cloned and built the project.

Database Configuration

You can configure the database connection in three ways:

Database URL in .env (Recommended):

DATABASE_URL=mysql://user:password@host:3306/database

Individual Parameters in .env:

DB_HOST=localhost
DB_USER=your_user
DB_PASSWORD=your_password
DB_DATABASE=your_database

Direct Connection via Tool:

use_mcp_tool({
  server_name: "mysql",
  tool_name: "connect_db",
  arguments: {
    url: "mysql://user:password@host:3306/database"
    // OR
    workspace: "/path/to/your/project" // Will use project's .env
    // OR
    host: "localhost",
    user: "your_user",
    password: "your_password",
    database: "your_database"
  }
});

Available Tools

1. connect_db

Connect to MySQL database using URL, workspace path, or direct credentials.

2. query

Execute SELECT queries with optional prepared statement parameters.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "query",
  arguments: {
    sql: "SELECT * FROM users WHERE id = ?",
    params: [1]
  }
});

3. execute

Execute INSERT, UPDATE, or DELETE queries with optional prepared statement parameters.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "execute",
  arguments: {
    sql: "INSERT INTO users (name, email) VALUES (?, ?)",
    params: ["John Doe", "john@example.com"]
  }
});

4. list_tables

List all tables in the connected database.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "list_tables"
});

5. describe_table

Get the structure of a specific table.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "describe_table",
  arguments: {
    table: "users"
  }
});

6. create_table

Create a new table with specified fields and indexes.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "create_table",
  arguments: {
    table: "users",
    fields: [
      {
        name: "id",
        type: "int",
        autoIncrement: true,
        primary: true
      },
      {
        name: "email",
        type: "varchar",
        length: 255,
        nullable: false
      }
    ],
    indexes: [
      {
        name: "email_idx",
        columns: ["email"],
        unique: true
      }
    ]
  }
});

7. add_column

Add a new column to an existing table.

use_mcp_tool({
  server_name: "mysql",
  tool_name: "add_column",
  arguments: {
    table: "users",
    field: {
      name: "phone",
      type: "varchar",
      length: 20,
      nullable: true
    }
  }
});