Question 1

What is a MCP Server?

Accepted Answer

An MCP (Model Context Protocol) Server acts as a bridge, allowing AI models to access and interact with external data sources and tools. It standardizes how applications provide context to Large Language Models (LLMs).

Question 2

What is the Postgres MCP Server?

Accepted Answer

The Postgres MCP Server is a specific implementation of the MCP protocol designed for interacting with PostgreSQL databases. It provides a read-only interface to query and inspect PostgreSQL databases.

Question 3

How do I install the Postgres MCP Server?

Accepted Answer

You can install the server globally using npm with the command: `npm install -g @hthuong09/postgres-mcp`.

Question 4

How do I configure the Postgres MCP Server?

Accepted Answer

You can configure the server using environment variables or command-line arguments. Environment variables take precedence. Key configuration options include database URL, host, port, database name, user, password, SSL settings, and schema.

Question 5

What are the security considerations when using the Postgres MCP Server?

Accepted Answer

Keep database credentials secure by using environment variables or .env files instead of command-line arguments. Consider using SSL in production environments. The server only allows read-only transactions, and passwords are automatically stripped from resource URIs.

Question 6

What is UBOS?

Accepted Answer

UBOS is a full-stack AI Agent development platform. It helps you orchestrate AI Agents, connect them with your enterprise data, build custom AI Agents with your LLM model, and create Multi-Agent Systems.

Question 7

What type of database access does the Postgres MCP Server allow?

Accepted Answer

The server provides read-only access to PostgreSQL databases for safety, ensuring AI Agents cannot modify data.

Question 8

What is the resource URI format?

Accepted Answer

The resource URI format is `postgres://user@host/dbname/table_name/schema`.

Question 9

How do I enable debug logging?

Accepted Answer

Set the environment variable `DEBUG_MCP=true` to enable debug logging. Logs will be written to `/tmp/postgres-mcp-debug.json` (Unix/macOS) or `%TEMP%/postgres-mcp-debug.json` (Windows).

Question 10

What license is the Postgres MCP Server released under?

Accepted Answer

The Postgres MCP Server is released under the MIT License.

Question 11

Can I use the Postgres MCP Server with other databases besides PostgreSQL?

Accepted Answer

No, this specific server is designed exclusively for PostgreSQL databases. However, UBOS may offer MCP Servers for other database systems in the future.

Question 12

How does the UBOS platform relate to the Postgres MCP Server?

Accepted Answer

UBOS offers the Postgres MCP Server on its Asset Marketplace as part of a comprehensive suite of tools for AI Agent development, including orchestration, data integration, and LLM integration.

Question 13

Where can I find more information about the UBOS platform?

Accepted Answer

You can visit the UBOS website at [https://ubos.tech](https://ubos.tech) for more information.

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