by aliyun
PolarDB-X offers powerful database management for SQL queries, schema exploration, and admin tasks, ideal for enterprise
Connects to Alibaba Cloud's PolarDB-X distributed database system to execute SQL queries, monitor database status, and explore schema. Requires database credentials for connection.
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.
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.
Apache-2.0
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.
Enable Claude to query your database directly using natural language
Example
Ask 'Show me top 10 customers by revenue this month' and get SQL results instantly
Eliminate manual SQL writing for ad-hoc queries, get insights 10x faster
Generate complex reports and analytics without leaving conversation
Example
Analyze sales trends, cohort retention, user behavior patterns conversationally
Democratize data access—non-technical team members can query databases
Understand database structure, relationships, and data models
Example
'Explain the user_orders table schema and its relationships'
Onboard engineers faster, explore unfamiliar databases efficiently
Share your MCP server with the developer community
Strong directory entry: PolarDB-X surfaces stars and publisher context so we could sanity-check maintenance before adopting.
PolarDB-X is among the better-indexed MCP projects we tried; the explainx.ai summary tracks the official description.
Strong directory entry: PolarDB-X surfaces stars and publisher context so we could sanity-check maintenance before adopting.
Useful MCP listing: PolarDB-X is the kind of server we cite when onboarding engineers to host + tool permissions.
PolarDB-X reduced integration guesswork — categories and install configs on the listing matched the upstream repo.
PolarDB-X has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.
PolarDB-X is a well-scoped MCP server in the explainx.ai directory — install snippets and categories matched our Claude Code setup.
PolarDB-X has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.
According to our notes, PolarDB-X benefits from clear Model Context Protocol framing — fewer ambiguous “AI plugin” claims.
PolarDB-X reduced integration guesswork — categories and install configs on the listing matched the upstream repo.
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A Model Context Protocol (MCP) servers which provides tools and resources, allowing AI agent to interact with Alibaba cloud PolarDB-X databases.
# Install globally
npm install -g polardbx-mcp
# Or install in current project only
npm install polardbx-mcp
Clone this repository:
Install dependencies and build:
npm install
npm run build
.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
npm start
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"
},
}
}
}
The server provides schema information for each table in the database:
Run data quality queries to catch anomalies and inconsistencies
Example
Find duplicate records, missing values, orphaned foreign keys automatically
Maintain data integrity with less manual SQL work
Prerequisites
Time Estimate
15-30 minutes including configuration and testing
Steps
Troubleshooting
✓ Do
✗ Don't
💡 Pro Tips
Architecture
MCP server acts as bridge between Claude and database, translating natural language to SQL queries and returning results in structured format.
Protocols
Compatibility
✓ Use when
Use for ad-hoc data queries, exploratory analysis, report generation, schema exploration, and democratizing data access. Best for read-heavy analytics workloads.
✗ Avoid when
Avoid for production write operations, mission-critical transactions, real-time OLTP workloads, or when database contains sensitive PII without proper access controls. Use read replicas, not primary.