mariadb-mcp-server

An MCP server implementation for retrieving data from mariadb

Features

Resources

Expose schema list in database

Tools

• query_database
  • Execute read-only operations against MariDB

dependency

install mariadb

• mac
  • when install mariadb, maybe raise os error below. you can resolve by installing mariadb-connector-c.

OSError: mariadb_config not found.

      This error typically indicates that MariaDB Connector/C, a dependency which
      must be preinstalled, is not found.
      If MariaDB Connector/C is not installed, see installation instructions
      If MariaDB Connector/C is installed, either set the environment variable
      MARIADB_CONFIG or edit the configuration file 'site.cfg' to set the
       'mariadb_config' option to the file location of the mariadb_config utility.

1. execute brew install mariadb-connector-c
2. execute echo 'export PATH="/opt/homebrew/opt/mariadb-connector-c/bin:$PATH"' >> ~/.bashrc
3. set environment variable export MARIADB_CONFIG=$(brew --prefix mariadb-connector-c)/bin/mariadb_config
4. execute uv add mariadb again.

Usage with Claude Desktop

Configuration File

Paths to Claude Desktop config file:

• MacOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json

Add this configuration to enable development/unpublished servers:

{
    "mcpServers": {
        "mariadb_mcp_server": {
            "command": "/PATH/TO/uv",
            "args": [
                "--directory",
                "/YOUR/SOURCE/PATH/mariadb-mcp-server/src/mariadb_mcp_server",
                "run",
                "server.py"
            ],
            "env": {
                "MARIADB_HOST": "127.0.0.1",
                "MARIADB_USER": "USER",
                "MARIADB_PASSWORD": "PASSWORD",
                "MARIADB_DATABASE": "DATABASE",
                "MARIADB_PORT": "3306"
            }
        }
    }
}

Note: Replace these placeholders with actual paths:

• /PATH/TO/uv: Full path to UV executable
• /YOUR/SOURCE/PATH/mariadb-mcp-server/src/mariadb_mcp_server: Path to server source code

License

This mcp server is licensed under the MIT license. please see the LICENSE file in the repository.