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SQL With LLMs: Chat With Your Data

  • Writer: Rhys Hanscombe
    Rhys Hanscombe
  • Feb 4, 2025
  • 2 min read
SQL With LLMs: Chat With Your Data

In the latest Data Vault User Group webinar, Francesco Puppini walked us through the potential of Large Language Models (LLMs) for use in data analytics and self-service BI. The session, titled "SQL with LLMs: Chatting with Your Data," provided a comprehensive overview of how LLMs could revolutionise the way business users interact with data.


Bridging the Gap Between Business Users and Data

Francesco emphasized the longstanding challenge in data analytics: the gap between business users and the data they need. Traditionally, business users have had to rely on SQL programmers to access and manipulate data, leading to delays and inefficiencies. Francesco's mission is to empower business users by enabling direct access to data without the need for intermediaries.


The Role of LLMs in Data Analytics

LLMs, such as ChatGPT, have the potential to bridge this gap by allowing users to interact with data using natural language. Francesco explored the concept of "chatting with your data," where users can ask questions in plain English and receive accurate SQL queries in response. This approach promises to democratise data access and make it more intuitive for non-technical users.


Challenges and Limitations

Despite the promise of LLMs, Francesco highlighted several challenges that need to be addressed. One major issue is the accuracy of the generated SQL queries. LLMs can sometimes produce incorrect or "hallucinated" SQL, especially when dealing with complex datasets. Francesco shared real-world examples and feedback from users who experienced these limitations.


Providing Context to LLMs

To improve the accuracy of LLM-generated queries, Francesco stressed the importance of providing context. This includes detailed metadata about the database schema, table descriptions, and relationships between tables. By supplying this context, LLMs can generate more precise and relevant SQL queries.


Interactive and Collaborative Approach

Francesco's webinar was highly interactive, encouraging participants to share their experiences and insights. This collaborative approach underscored the importance of community and knowledge sharing in advancing the field of data analytics. Participants discussed their own experiments with LLMs, highlighting both successes and challenges.


Future Directions

Looking ahead, Francesco envisions a future where LLMs are seamlessly integrated into data analytics workflows. He emphasised the need for ongoing research and development to refine these models and improve their reliability. Francesco also called for the creation of standardised frameworks and best practices for using LLMs in data analytics.


Conclusion

Francesco Puppini's webinar provided valuable insights into the potential and challenges of using LLMs in data analytics. By bridging the gap between business users and data, LLMs have the potential to transform the way organisations access and utilise information. However, achieving this vision will require addressing key challenges and fostering a collaborative approach within the data analytics community.

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