MCP Database Server

@cuongtl1992

Basic information

About MCP Database Server

The MCP Server support your LLMs integrate with SQL Database (SQLite, SQL Server, Postgres SQL)

MCP Database Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "mcp-dbs": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-dbs@1.0.4",
        "--stdio"
      ],
      "env": {
        "MCP_MSSQL_SERVER": "dc2d-fnb-mssql-01.citigo.io",
        "MCP_MSSQL_PORT": "1433",
        "MCP_MSSQL_DATABASE": "HydraKiotVietShard1",
        "MCP_MSSQL_USER": "sa",
        "MCP_MSSQL_PASSWORD": "YOUR_MCP_MSSQL_PASSWORD",
        "MCP_MSSQL_ENCRYPT": "true",
        "MCP_MSSQL_TRUST_SERVER_CERTIFICATE": "true",
        "MCP_MONGODB_URI": "mongodb://svc_audittrail:RiIWjXwzZnkaUpe@dc2d-fnb-infra-01.citigo.io:27017,dc2d-fnb-infra-02.citigo.io:27017,dc2d-fnb-infra-03.citigo.io:27017/?replicaSet=rs0",
        "MCP_MONGODB_DATABASE": "hydra_kv_audit_1"
      }
    }
  }
}

MCP Database Server tools

Connect to a database

Disconnect from a database

Execute a query and return results

Execute a query without returning results

Overview

What is MCP Database Server?

An MCP (Model Context Protocol) server for connecting to and working with SQLite, PostgreSQL, Microsoft SQL Server, and MongoDB databases. It allows AI assistants to interact with these databases through standardised tools and resources.

How to use MCP Database Server?

Install globally via npm install -g mcp-dbs or run directly with npx mcp-dbs. The server runs in SSE mode by default on port 3001; use --stdio for standard I/O mode. Configure database connections through environment variables or the connect-database tool.

Key features of MCP Database Server

Connect to and disconnect from multiple database types
Execute SQL or MongoDB queries that return results
Execute updates (INSERT, UPDATE, DELETE) without results
Retrieve full database or table schema
List all tables in a connected database

Use cases of MCP Database Server

Query databases conversationally through an AI assistant
Explore and understand unfamiliar database schemas
Perform data entry, updates, and deletions via natural language
Integrate database access into Claude Desktop workflows

Frequently asked questions

What databases does MCP Database Server support?

It supports SQLite, PostgreSQL, Microsoft SQL Server, and MongoDB.

How do I install MCP Database Server?

Install it globally with `npm install -g mcp-dbs`, or use it directly with `npx mcp-dbs`.

What transport modes are available?

Two modes: SSE (Server-Sent Events) on port 3001 by default, and STDIO mode via the `--stdio` flag.

How do I configure a database connection?

Set environment variables (e.g., `MCP_POSTGRES_HOST`, `MCP_MONGODB_URI`) before starting the server, or use the `connect-database` tool with a connection ID and database type.

Can I use MCP Database Server with Claude Desktop?

Yes. Add an entry to Claude's `mcpServers` configuration using the `node` command, the path to the server’s CLI file, the `--stdio` flag, and the required environment variables for your database.