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elber-code

Database Tools for Claude AI

by elber-code

Herramientas de base de datos para Claude AI

insignia de herrería

Este es un servidor MCP (Model Context Protocol) que permite a Claude AI interactuar directamente con bases de datos MySQL.

Características

  • Consultar bases de datos MySQL a través de Claude

  • Ejecutar cualquier consulta SQL válida

  • Obtenga información sobre las tablas, incluido el tamaño y la estructura.

  • Resultados formateados para una fácil lectura en Claude

Related MCP server: MariaDB MCP Server

Instalación

Instalación mediante herrería

Para instalar Database Tools para Claude Desktop automáticamente a través de Smithery :

npx -y @smithery/cli install @elber-code/database-tools --client claude

Para instalar y utilizar esta herramienta, siga estos pasos:

  1. Clonar o descargar el repositorio

    git clone [repository-url]

    o descargue y extraiga el archivo ZIP.

  2. Instalar dependencias Navegue al directorio del proyecto y ejecute:

    npm install

Configuración

Para que Claude use esta herramienta, debe agregar la configuración a su archivo claude_desktop_config.json , que generalmente se encuentra en:

C:\Users\YOUR_USER\AppData\Roaming\Claude\claude_desktop_config.json

Con la siguiente estructura:

{
  "mcpServers": {
    // Other existing configurations...
    "database-tools": {
      "command": "node",
      "args": [
        "C:\\path\\to\\index.js"
      ]
    }
  }
}

Uso

Una vez configurado, podrás interactuar con tus bases de datos MySQL desde Claude con comandos como:

  1. Listar todas las bases de datos
    "Ejecutar consulta en MySQL para mostrarme las bases de datos".

  2. Ver tablas en una base de datos
    "Ejecutar consulta en MySQL para mostrarme la tabla name_table ."

  3. Consultar el tamaño de una tabla
    "Ejecutar consulta en MySQL para mostrarme el tamaño de la tabla name_table ."

  4. Ejecutar consultas personalizadas
    "Ejecutar consulta en MySQL: 'La descripción de lo que desea que haga su consulta'".

Seguridad

Esta herramienta se ejecuta con los permisos configurados en el archivo mysql.js . Asegúrese de que las credenciales proporcionadas tengan únicamente los permisos necesarios para las operaciones que desea permitir.

Solución de problemas

Si tiene problemas de conexión, verifique:

  • Que MySQL se está ejecutando

  • Que las credenciales en mysql.js sean correctas

  • Que la ruta en el archivo de configuración de Claude sea correcta

Implementación

Para consultar bases de datos, simplemente pregúntele a Claude algo como: "Muéstrame todas las bases de datos en mi MySQL" o "¿Cuál es el tamaño de la tabla de usuarios?"

Available Tools

1 tool
mysqlC

Execute a query in MySQL

ParametersJSON Schema
NameRequiredDescriptionDefault
queryYesSQL query to execute

TDQS

C2.9/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description carries the full burden. It mentions execution but doesn't disclose behavioral traits like whether it's read-only or destructive, authentication needs, error handling, or rate limits, leaving significant gaps.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single, efficient sentence with no wasted words, making it front-loaded and appropriately sized for its purpose.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the complexity of executing SQL queries, no annotations, and no output schema, the description is incomplete. It lacks details on return values, error cases, or operational constraints, which are crucial for effective use.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is 100%, so the schema already documents the 'query' parameter. The description adds no additional meaning beyond what the schema provides, such as query syntax or examples, meeting the baseline for high coverage.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the action ('Execute') and resource ('a query in MySQL'), making the purpose understandable. However, it doesn't distinguish from siblings since there are none, so it's not fully specific to a unique context.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No guidance is provided on when to use this tool versus alternatives, such as for read vs. write operations or specific query types. The description only states what it does without context or exclusions.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections. Dates show when Glama detected each change.

  1. 1 tool updatev1.0.0
    • First observedmysql

TDQS

B3.1/5.0
Disambiguation5/5

With only one tool, there is no possibility of confusion or overlap between tools. The tool's purpose is clearly defined as executing MySQL queries, leaving no ambiguity for an agent to misselect among alternatives.

Naming Consistency5/5

Since there is only one tool named 'mysql', it inherently follows a consistent pattern with itself. There are no other tools to compare against, so no inconsistencies in naming conventions can arise.

Tool Count2/5

A single tool for a server named 'Database Tools for Claude AI' is too few for the apparent scope, which suggests broader database operations. This minimal set limits functionality and does not provide a comprehensive tool surface for database management tasks.

Completeness2/5

The tool surface is severely incomplete for a database tools server, as it only offers query execution without supporting essential operations like connection management, schema inspection, data manipulation beyond queries, or CRUD lifecycle coverage. This will likely cause agent failures in handling typical database workflows.

Maintenance

ActivityInactive
ResponsivenessNo issues

Resources

Unclaimed servers have limited discoverability.

Looking for Admin?

If you are the server author, to access and configure the admin panel.

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