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Translating Natural Language to SQL with Amazon Bedrock for Complex Healthcare Databases

Transforming Healthcare Data Analysis with Generative AI

This post is co-written with Vladimir Turzhitsky, Varun Kumar Nomula, and Yezhou Sun from MSD.

Generative AI is revolutionizing the way healthcare organizations interact with their data. Large language models (LLMs) can help uncover insights from structured data such as a relational database management system (RDBMS) by generating complex SQL queries from natural language questions, making data analysis accessible to users of all skill levels and empowering organizations to make data-driven decisions faster than ever before.

Understanding the DE-SynPUF Dataset

The DE-SynPUF dataset is a synthetic database released by the Centers for Medicare and Medicaid Services (CMS), designed to simulate Medicare claims data from 2008–2010. It contains de-identified patient records, including demographics, diagnoses, procedures, and medications. This dataset is commonly used for research and development purposes, because it provides a realistic representation of healthcare data without compromising patient privacy.

Solution Overview

The customized text-to-SQL pipeline is illustrated in the following diagram. It uses Anthropic’s Claude models (LLMs) in Amazon Bedrock to convert natural language questions into SQL queries. Given the comprehensive nature of these inputs, careful management of the total token count is crucial to make sure it remains within the maximum input token limit while providing sufficient context for accurate SQL generation.

Building a Custom Text-to-SQL Pipeline

The text-to-SQL solution at MSD has markedly accelerated data access, streamlining the extraction process from complex databases and thereby facilitating quicker, more informed decision-making. Additionally, it has boosted analyst productivity by simplifying the SQL query process, allowing you to dedicate more time to data interpretation and strategic decision-making, while also enhancing the company’s scalability for future data-driven growth.

Conclusion

By formulating the text-to-SQL use case and building an application using Amazon Bedrock, we demonstrated the potential of this technology to revolutionize data accessibility and analytics in healthcare. As healthcare organizations continue to generate vast amounts of data, generative AI will play a crucial role in unlocking insights and driving data-driven decision-making.

FAQs

Q: What is the DE-SynPUF dataset?
A: The DE-SynPUF dataset is a synthetic database released by the Centers for Medicare and Medicaid Services (CMS), designed to simulate Medicare claims data from 2008–2010.

Q: How does the text-to-SQL pipeline work?
A: The customized text-to-SQL pipeline uses Anthropic’s Claude models (LLMs) in Amazon Bedrock to convert natural language questions into SQL queries.

Q: What are the benefits of the text-to-SQL solution?
A: The text-to-SQL solution accelerates data access, streamlines the extraction process, and boosts analyst productivity by simplifying the SQL query process.

Q: Can I extend the text-to-SQL application?
A: Yes, you can extend the text-to-SQL application in several ways, such as using Amazon Bedrock Knowledge Bases to find similar question-SQL pairs for few-shot learning, incorporating data visualization to present results in a more intuitive manner, integrating with a voice assistant for hands-free interaction, and extending support to multiple languages for global accessibility.

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