mysql
A Model Context Protocol (MCP) server for interacting with MySQL databases. Provides tools for querying, inspecting, and modifying databases directly from Claude.
README
@longlonga/mysql
A Model Context Protocol (MCP) server for interacting with MySQL databases. Provides tools for querying, inspecting, and modifying MySQL databases directly from Claude.
Installation
Via Claude Code (recommended)
claude mcp add --scope user mysql \
-e MYSQL_HOST=your-host \
-e MYSQL_PORT=3306 \
-e MYSQL_USER=your-user \
-e MYSQL_PASSWORD=your-password \
-e MYSQL_DATABASE=your-database \
-- npx -y @longlonga/mysql
Via claude_desktop_config.json
{
"mcpServers": {
"mysql": {
"command": "npx",
"args": ["-y", "@longlonga/mysql"],
"env": {
"MYSQL_HOST": "your-host",
"MYSQL_PORT": "3306",
"MYSQL_USER": "your-user",
"MYSQL_PASSWORD": "your-password",
"MYSQL_DATABASE": "your-database"
}
}
}
}
Configuration
| Environment Variable | Required | Default | Description |
|---|---|---|---|
MYSQL_HOST |
Yes | — | MySQL server hostname or IP |
MYSQL_PORT |
No | 3306 |
MySQL server port |
MYSQL_USER |
Yes | — | MySQL username |
MYSQL_PASSWORD |
Yes | — | MySQL password |
MYSQL_DATABASE |
No | — | Default database (can be overridden per tool call) |
Tools
| Tool | Description |
|---|---|
mysql_list_databases |
List all databases the user has access to |
mysql_list_tables |
List all tables in a database |
mysql_describe_table |
Get column definitions for a table |
mysql_show_create_table |
Get the full CREATE TABLE DDL statement |
mysql_query |
Execute a read-only SELECT/SHOW/EXPLAIN query |
mysql_execute |
Execute a write SQL statement (INSERT/UPDATE/DELETE/DDL) |
mysql_table_stats |
Get row count and size statistics for tables |
Usage Examples
Once connected, you can ask Claude things like:
- "List all tables in my database"
- "Describe the structure of the users table"
- "Query the last 10 orders"
- "How many rows are in each table?"
License
MIT
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