Natural language querying allows users to interact with databases more intuitively and efficiently. By leveraging the power of LangChain, SQL Agents, and OpenAI’s Large Language Models (LLMs) like GPT, we have created an application that enable users to query databases using NLP
by using injector @InjectDataSource(), we can use the data source connection at will using dependency injection reference: https://docs.nestjs.com/techniques/database#multiple-databases