MCP-SqlServer
About
A MCP Server implementation in C# for LLM integration with SQL Server tested with Claude Desktop
Details
- Author
- RodrigoPAml
- GitHub stars
- 16
- Downloads
- 104
- Categories
- Database, AI
Jump to
- HealthCheck tool to test SQL Server connectivity.
- GetSchema tool to list tables, schemas, columns, and types.
- Query tool to execute SQL queries and return JSON results.
- Logs server activity to mcp_server.log.
- Caution: the LLM can modify your database.
- Written in C# for .NET.
Setting up with Highlight
This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:
- Download and install Highlight from highlightai.com/download
- Navigate to the plugins tab and select "Add Custom Plugin"
-
Configure the plugin with the settings below
Plugin Name
MCP-SqlServerCommand (node, npx, python, etc.)Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
- Enable "Start Automatically" if you want the plugin to start when Highlight launches
From the repository
Configure the connection string in the _env.database file, compile the project, then add the MCP server to your Claude Desktop configuration using dotnet run --project --no-build. Restart Claude Desktop to see the tools.
Claude Desktop / Cursor
Paste into your MCP client config file to install this server.
{
"mcpServers": {
"mcp-sqlserver": {
"database": {
"command": "dotnet",
"args": [
"run",
"--project",
"C:\\Users\\{USER}\\Desktop\\MCP-SqlServer",
"--no-build"
]
}
}
}
}McpServers
{
"database": {
"command": "dotnet",
"args": [
"run",
"--project",
"C:\\Users\\{USER}\\Desktop\\MCP-SqlServer",
"--no-build"
]
}
}MCP-SqlServer
A MCP Server (STDIO) implementation in C# for LLM integration with SQL Server tested with Claude Desktop
The server register logs into a mcp_server.log file
Caution, the LLM can modify your database
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