PolarDB-X
OfficialConnects to Alibaba Cloud's PolarDB-X distributed database system to execute SQL queries, monitor database status, and explore schema. Requires database credentials for connection.
Integrates with Alibaba Cloud's PolarDB-X distributed database system to provide SQL query execution, database status monitoring, and schema exploration capabilities for database administration and development workflows.
What it does
- Execute SQL queries on PolarDB-X databases
- Monitor database status and health
- Explore database schema and structure
- Show available SQL commands
Best for
About PolarDB-X
PolarDB-X is an official MCP server published by aliyun that provides AI assistants with tools and capabilities via the Model Context Protocol. PolarDB-X offers powerful database management for SQL queries, schema exploration, and admin tasks, ideal for enterprise It is categorized under databases.
How to install
You can install PolarDB-X in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.
License
PolarDB-X is released under the Apache-2.0 license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.
polardbx-mcp
A Model Context Protocol (MCP) servers which provides tools and resources, allowing AI agent to interact with Alibaba cloud PolarDB-X databases.
Installation
Option 1: Install from npm
# Install globally
npm install -g polardbx-mcp
# Or install in current project only
npm install polardbx-mcp
Option 2: Build from source
-
Clone this repository:
-
Install dependencies and build:
npm install
npm run build
- Configure the PolarDB-X connection in environment variable file
.env:
POLARDB_X_HOST=your_database_host
POLARDB_X_PORT=your_database_port
POLARDB_X_USER=your_database_user
POLARDB_X_PASSWORD=your_database_password
POLARDB_X_DATABASE=your_database_name
- Start the server:
npm start
Configuration for MCP Client
Example Cline Configuration if you install from npm:
{
"mcpServers": {
"polardbx-mcp": {
"command": "npx",
"args": [
"polardbx-mcp"
],
"env": {
"POLARDB_X_HOST": "your_database_host",
"POLARDB_X_PORT": "your_database_port",
"POLARDB_X_USER": "your_database_user",
"POLARDB_X_PASSWORD": "your_database_password",
"POLARDB_X_DATABASE": "your_database_name"
},
}
}
}
Example Cline Configuration if you build from source:
{
"mcpServers": {
"polardbx-mcp": {
"command": "node",
"args": [
"path_to_mcp/polardbx-mcp/build/index.js"
],
"env": {
"POLARDB_X_HOST": "your_database_host",
"POLARDB_X_PORT": "your_database_port",
"POLARDB_X_USER": "your_database_user",
"POLARDB_X_PASSWORD": "your_database_password",
"POLARDB_X_DATABASE": "your_database_name"
},
}
}
}
MCP Server Components
Tools
- query: Run a SQL query on PolarDB-X
- inspect database status: Inspect the status of PolarDB-X
- show all commands: Show all commands SQL for PolarDB-X
Resources
The server provides schema information for each table in the database:
- Table Schemas (polardbx://<database_name>/<table_name>)
- JSON schema information for each table
- Includes column names and data types
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