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Databases

Schemagate

io.github.ashishsinha1602/schemagate · v1.18.1

Identity-scoped schema selection for text-to-SQL. Returns only the tables the caller may read.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add schemagate -e SCHEMAGATE_DATABASE_URL=<SCHEMAGATE_DATABASE_URL> -e SCHEMAGATE_CATALOG_CONFIG=<SCHEMAGATE_CATALOG_CONFIG> -- uvx schemagate==1.18.1
claude_desktop_config.json
{
  "mcpServers": {
    "schemagate": {
      "command": "uvx",
      "args": [
        "schemagate==1.18.1"
      ],
      "env": {
        "SCHEMAGATE_DATABASE_URL": "<SCHEMAGATE_DATABASE_URL>",
        "SCHEMAGATE_CATALOG_CONFIG": "<SCHEMAGATE_CATALOG_CONFIG>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "schemagate": {
      "command": "uvx",
      "args": [
        "schemagate==1.18.1"
      ],
      "env": {
        "SCHEMAGATE_DATABASE_URL": "<SCHEMAGATE_DATABASE_URL>",
        "SCHEMAGATE_CATALOG_CONFIG": "<SCHEMAGATE_CATALOG_CONFIG>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "schemagate": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "schemagate==1.18.1"
      ],
      "env": {
        "SCHEMAGATE_DATABASE_URL": "<SCHEMAGATE_DATABASE_URL>",
        "SCHEMAGATE_CATALOG_CONFIG": "<SCHEMAGATE_CATALOG_CONFIG>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
SCHEMAGATE_DATABASE_URL
Required, secret		SQLAlchemy URL of the database to reflect, or 'demo' for the bundled schema
SCHEMAGATE_CATALOG_CONFIG
Optional		Optional path to a JSON file with roles, hints and shadow-name overrides

Details

Package[email protected] (PYPI, stdio)
First published11 Nov 2026
Last updated11 Nov 2026
Registry nameio.github.ashishsinha1602/schemagate

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