@modelcontextprotocol/server-postgres
v0.3.0
Published
MCP server for interacting with PostgreSQL databases
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Readme
PostgreSQL
A Model Context Protocol server that provides read-only access to PostgreSQL databases. This server enables LLMs to inspect database schemas and execute read-only queries.
Components
Tools
- query
- Execute read-only SQL queries against the connected database
- Input:
sql
(string): The SQL query to execute - All queries are executed within a READ ONLY transaction
Resources
The server provides schema information for each table in the database:
- Table Schemas (
postgres://<host>/<table>/schema
)- JSON schema information for each table
- Includes column names and data types
- Automatically discovered from database metadata
Example Usage with the Desktop App
To use this server with the Claude Desktop app, add the following configuration to the "mcpServers" section of your claude_desktop_config.json
:
{
"postgres": {
"command": "npx",
"args": ["-y", "@modelcontextprotocol/server-postgres", "postgresql://localhost/mydb"]
}
}
Replace /mydb
with your database name.