PostgreSQL MCP Server
by habuvo
This is a Model Context Protocol (MCP) server that provides an interface to interact with PostgreSQL databases. It allows you to execute queries, perform database operations, and manage transactions through a standardized API.
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What is PostgreSQL MCP Server?
The PostgreSQL MCP Server is a service that provides a standardized API (using the Model Context Protocol) for interacting with PostgreSQL databases. It allows users to execute SQL queries, perform database operations, and manage transactions through a defined set of tools.
How to use PostgreSQL MCP Server?
To use the server, first clone the repository, install dependencies using go mod download, configure your database connection in the .env file, build the server using go build -o postgres-mcp, and then run it with ./postgres-mcp. The server exposes MCP tools like execute_tool, query_tool, transaction_tool, and schema_tool which can be accessed via HTTP requests with specific JSON payloads as described in the README.
Key features of PostgreSQL MCP Server
Execute SQL queries with parameterized inputs
Perform database operations (INSERT, UPDATE, DELETE)
Execute transactions with multiple statements
Retrieve database schema information
Secure parameter handling to prevent SQL injection
Use cases of PostgreSQL MCP Server
Building applications that require a standardized interface for interacting with PostgreSQL databases.
Creating microservices that need to perform database operations in a consistent manner.
Developing tools for managing and querying PostgreSQL databases.
Integrating PostgreSQL databases with other systems using the MCP protocol.
FAQ from PostgreSQL MCP Server
What is MCP?
What is MCP?
MCP stands for Model Context Protocol, a standardized way to interact with different systems.
How do I prevent SQL injection?
How do I prevent SQL injection?
The server uses parameterized queries to prevent SQL injection attacks.
What database operations are supported?
What database operations are supported?
The server supports INSERT, UPDATE, and DELETE operations, as well as executing arbitrary SQL queries.
How do I configure the database connection?
How do I configure the database connection?
You need to edit the .env file with your PostgreSQL database credentials.
Is the server secure?
Is the server secure?
The server provides features like parameterized queries to enhance security, but you should also implement proper authentication, authorization, and use SSL/TLS for database connections in production.