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You're reading from  Modern Data Architecture on AWS

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Published inAug 2023
PublisherPackt
ISBN-139781801813396
Edition1st Edition
Concepts
Data Science
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Author (1)
Behram Irani
Behram Irani
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Behram Irani

Behram Irani is currently a technology leader with Amazon Web Services (AWS) specializing in data, analytics and AI/ML. He has spent over 18 years in the tech industry helping organizations, from start-ups to large-scale enterprises, modernize their data platforms. In the last 6 years working at AWS, Behram has been a thought leader in the data, analytics and AI/ML space; publishing multiple papers and leading the digital transformation efforts for many organizations across the globe. Behram has completed his Bachelor of Engineering in Computer Science from the University of Pune and has an MBA degree from the University of Florida.
Read more about Behram Irani

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Data federation using Amazon Athena

Amazon Athena is primarily used to query data from S3 data lakes. However, to query data across heterogeneous sources, Athena provides a feature called Federated Query. This feature enables different personas, such as data analysts, data engineers, and data scientists, to execute queries across disparate data sources from Athena itself. The single biggest differentiator for Federated Query is that the execution of such queries happens inside the systems that store the data.

Athena executes these federated queries using connectors. Athena provides many connectors to a variety of source systems. Using these connectors, Athena can pass portions of the query that need to be executed in the source system. This execution is assisted by AWS Lambda functions, which optimize the query’s execution and gather the data received from the underlying systems. Since Lambda functions are serverless and scalable, this allows Athena to query larger datasets...

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Modern Data Architecture on AWS
Published in: Aug 2023Publisher: PacktISBN-13: 9781801813396
© 2023 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Behram Irani

Behram Irani is currently a technology leader with Amazon Web Services (AWS) specializing in data, analytics and AI/ML. He has spent over 18 years in the tech industry helping organizations, from start-ups to large-scale enterprises, modernize their data platforms. In the last 6 years working at AWS, Behram has been a thought leader in the data, analytics and AI/ML space; publishing multiple papers and leading the digital transformation efforts for many organizations across the globe. Behram has completed his Bachelor of Engineering in Computer Science from the University of Pune and has an MBA degree from the University of Florida.
Read more about Behram Irani

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