MSSQL Context Processor Adapter (MCP Adapter)

This component functions as a Model Context Protocol (MCP) gateway specifically engineered for robust, controlled interfacing with Microsoft SQL Server (MSSQL) instances. It empowers AI agents with the following capabilities:

• Inventory of accessible database structures (tables)
• Reading and extracting tabular data content
• Submission of arbitrary SQL statements subject to rigorous authorization checks

This architecture enforces enhanced database exploration safety, mandatory permission enforcement adherence, and comprehensive audit trails for all transactional activities.

Core Capabilities

• Protected MSSQL Connectivity secured via environmental configuration parameters
• Regulated Command Issuance complemented by robust exception handling mechanisms
• Schema Discovery & Information Extraction
• Full Operational Telemetry for monitoring all query submissions and system actions

Deployment Instructions

To install the necessary software package:

bash pip install mssql-mcp-server

Configuration Prerequisite

Define the subsequent environmental variables to establish database connectivity parameters:

bash MSSQL_DRIVER=mssql_driver MSSQL_HOST=localhost MSSQL_USER=your_username MSSQL_PASSWORD=your_password MSSQL_DATABASE=your_database

Optional Parameters

TrustServerCertificate=yes Trusted_Connection=no

Operational Scenarios

Integration with Claude Desktop Environment

For seamless integration within Claude Desktop, incorporate this configuration snippet into your claude_desktop_config.json file:

{ "mcpServers": { "mssql": { "command": "uv", "args": [ "--directory", "path/to/mssql_mcp_server", "run", "mssql_mcp_server" ], "env": { "MSSQL_DRIVER": "mssql_driver", "MSSQL_HOST": "localhost", "MSSQL_USER": "your_username", "MSSQL_PASSWORD": "your_password", "MSSQL_DATABASE": "your_database" } } } }

Direct Server Launch (Standalone Mode)

bash

Install required system dependencies

pip install -r requirements.txt

Initiate the server process

python -m mssql_mcp_server

Development Workflow

bash

Obtain the source repository code

git clone https://github.com/yourusername/mssql_mcp_server.git cd mssql_mcp_server

Configure an isolated execution environment

python -m venv venv source venv/bin/activate # Windows users: venv\Scripts\activate

Install dependencies required for development/testing

pip install -r requirements-dev.txt

Execute the quality assurance suite

pytest

Security Mandates

• Mandate a dedicated service account for MSSQL, possessing the minimum requisite permissions.
• Absolutely prohibit the utilization of root or full administrative credentials.
• Implement stringent limitations on the scope of accessible data structures and permitted operations.
• Activate comprehensive logging and auditing mechanisms for continuous security oversight.
• Periodically reassess entity privileges to strictly maintain the principle of least privilege.

Recommended Security Postures

To establish a hardened operational environment:

1. Provision a specific MSSQL principal granted narrowly defined authorizations.
2. Adhere strictly to credential separation; leverage environment variables exclusively, avoiding source code embedding.
3. Confine data interaction scope to only essential tables and functions.
4. Ensure SQL Server diagnostic logging and activity monitoring are active for compliance traceability.
5. Conduct routine reviews of access rights to mitigate potential security drift.

For exhaustive guidance, consult the MSSQL Security Configuration Reference.

⚠️ CRITICAL NOTE: Adherence to the Principle of Least Privilege is non-negotiable when configuring database access parameters.

Licensing Information

This software is distributed under the terms of the MIT License. Detailed stipulations are located within the LICENSE file.

Collaboration Guidelines

We enthusiastically welcome external contributions! To participate:

1. Create a personal fork of the repository.
2. Establish a dedicated feature branch: git checkout -b feature/my-new-enhancement
3. Commit your modifications: git commit -m 'Implement feature X'
4. Push the branch to your remote: git push origin feature/my-new-enhancement
5. Submit a formal Pull Request.

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Assistance Required?

Should you encounter any problems or require clarification, please initiate a new Issue on GitHub or contact the project custodians directly.

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