Database Talks is an LLM-powered FastAPI application that lets you interact with your database using natural human language. It translates user queries to SQL, validates them, executes them on a connected database, and returns results in a human-readable format.

Blog Link : https://medium.com/@ayush4002gupta/building-an-llm-agent-to-directly-interact-with-a-database-0c0dd96b8196

• 💬 Query your database using plain English.
• 🧠 Uses LangChain, LangGraph, and Google Gemini (via LangChain).
• 🛠️ Validates and fixes SQL queries automatically.
• 📥 Executes SQL queries and presents readable output.
• 🔌 Easily integrable with any PostgreSQL database.

• FastAPI
• LangChain
• LangGraph
• Google Gemini via LangChain
• PostgreSQL

Create a .env file in the root directory:

GOOGLE_API_KEY=your_google_gemini_api_key
DATABASE_URL=your_postgres_connection_string

![image](https://github.com/user-attachments/assets/668d8f4c-0e17-4544-9121-e2092cf4b29d)