PostgreSQL
@modelcontextprotocol
what is PostgreSQL?
PostgreSQL is a Model Context Protocol server providing read-only access to PostgreSQL databases, allowing for schema inspection and execution of read-only queries.
how to use PostgreSQL?
To use PostgreSQL, configure it within the Claude Desktop app by adding the necessary parameters to the "mcpServers" section of the `claude_desktop_config.json` file. Replace the database name in the configuration with your specific database.
key features of PostgreSQL?
- Execute read-only SQL queries within a read-only transaction.
- Access detailed schema information for each table, including column names and data types.
- Automatically discovers schemas from database metadata.
use cases of PostgreSQL?
- Inspecting database schemas before performing extensive data analysis.
- Running read-only queries to generate reports without altering database states.
- Integration with LLMs for database-related tasks in applications.
FAQ from PostgreSQL?
- Is PostgreSQL suitable for writing data?
No! PostgreSQL provides read-only access, which means data cannot be modified through this server.
- Can I use PostgreSQL with other apps?
Yes! While designed for Claude Desktop, PostgreSQL can be integrated into other applications that can call its endpoints.
- How do I get schema information for a table?
Schema information is automatically discovered and can be accessed via the provided schema URL endpoint.
Server Config
{
"mcpServers": {
"postgres": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-postgres",
"postgresql://localhost/mydb"
]
}
}
}