Database Query MCP
A versatile tool that enables querying and exporting data from multiple relational databases (MySQL, PostgreSQL, Oracle, SQLite, etc.) in read-only mode for data safety.
README
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db-query-mcp
Introduction
db-query-mcp is an MCP tool that enables data querying and export operations across diverse databases, featuring:
- Multi-Database Support: Full compatibility with mainstream relational databases (MySQL, PostgreSQL, Oracle, SQLite, etc.)
- Secure Access: Default read-only mode connection ensures data safety
- Smart Query: Provides efficient SQL generation and execution capabilities
- Data Export: Supports query result export functionality
- Future versions will expand support for Elasticsearch, MongoDB, and graph databases, aiming to become a full-stack database query solution.
Demo
https://github.com/user-attachments/assets/51d0e890-27b2-411d-b5c3-e748599a9543
Installation
pip install db-query-mcp
Install from GitHub:
pip install git+https://github.com/NewToolAI/db-query-mcp
MySQL requires additional dependencies:
pip install pymysql
PostgreSQL requires additional dependencies:
pip install psycopg2-binary
For other databases, install their respective connection packages:
| Database | Connection Package | Example Connection String |
|---|---|---|
| SQLite | Built-in Python | sqlite:///example.db |
| MySQL | pymysql or mysql-connector-python |
mysql+pymysql://user:password@localhost/dbname |
| PostgreSQL | psycopg2 or psycopg2-binary |
postgresql://user:password@localhost:5432/dbname |
| Oracle | cx_Oracle |
oracle+cx_oracle://user:password@hostname:1521/sidname |
| SQL Server | pyodbc or pymssql |
mssql+pyodbc://user:password@hostname/dbname |
Configuration
{
"mcpServers": {
"db_query_mcp": {
"command": "db-query-mcp",
"args": [
"--db",
"mysql+pymysql://user:password@host:port/database"
]
}
}
}
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