AWS Big Data Blog

Ujjwal Ratan

Author: Ujjwal Ratan

Build a Schema-On-Read Analytics Pipeline Using Amazon Athena

In this post, I show how to build a schema-on-read analytical pipeline, similar to the one used with relational databases, using Amazon Athena. The approach is completely serverless, which allows the analytical platform to scale as more data is stored and processed via the pipeline.

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Readmission Prediction Through Patient Risk Stratification Using Amazon Machine Learning

Ujjwal Ratan is a Solutions Architect with Amazon Web Services The Hospital Readmission Reduction Program (HRRP) was included as part of the Affordable Care Act to improve quality of care and lower healthcare spending. A patient visit to a hospital may be constituted as a readmission if the patient in question is admitted to a […]

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