You're reading from Amazon Redshift Cookbook

Product typeBook

Published inJul 2021

Reading LevelBeginner

PublisherPackt

ISBN-139781800569683

Edition1st Edition

Languages

Python

Tools

Amazon Redshift

Concepts

Data Analysis

Authors (3):

Shruti Worlikar

Thiyagarajan Arumugam

Harshida Patel

View More author details

Analyzing and improving queries

Amazon Redshift defaults the table sort key and distribution key to AUTO. Amazon Redshift can learn from the workloads and automatically set the right sort and distribution style, the two big levers that dictate the table's design and optimization. Amazon Redshift also provides insights into the query plan, which helps optimize the queries when authoring them. This plan contains detailed steps about how to fetch the data.

Getting ready

To complete this recipe, you will need the following:

An IAM user with access to Amazon Redshift.
An Amazon Redshift cluster deployed in AWS region eu-west-1.
Amazon Redshift cluster master user credentials.
Access to any SQL interface, such as a SQL client or the Amazon Redshift Query Editor.
An IAM role attached to an Amazon Redshift cluster that can access Amazon S3. We will reference it in this recipe as [Your-Redshift_Role].
An AWS account number. We will reference it in this...

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Amazon Redshift Cookbook

Published in: Jul 2021Publisher: PacktISBN-13: 9781800569683

Authors (3)

Shruti Worlikar

Shruti Worlikar is a cloud professional with technical expertise in data lakes and analytics across cloud platforms. Her background has led her to become an expert in on-premises-to-cloud migrations and building cloud-based scalable analytics applications. Shruti earned her bachelor's degree in electronics and telecommunications from Mumbai University in 2009 and later earned her masters' degree in telecommunications and network management from Syracuse University in 2011. Her work history includes work at J.P. Morgan Chase, MicroStrategy, and Amazon Web Services (AWS). She is currently working in the role of Manager, Analytics Specialist SA at AWS, helping customers to solve real-world analytics business challenges with cloud solutions and working with service teams to deliver real value. Shruti is the DC Chapter Director for the non-profit Women in Big Data (WiBD) and engages with chapter members to build technical and business skills to support their career advancements. Originally from Mumbai, India, Shruti currently resides in Aldie, VA, with her husband and two kids.
Read more about Shruti Worlikar

Thiyagarajan Arumugam

Thiyagarajan Arumugam (Thiyagu) is a principal big data solution architect at AWS, architecting and building solutions at scale using big data to enable data-driven decisions. Prior to AWS, Thiyagu as a data engineer built big data solutions at Amazon, operating some of the largest data warehouses and migrating to and managing them. He has worked on automated data pipelines and built data lake-based platforms to manage data at scale for the customers of his data science and business analyst teams. Thiyagu is a certified AWS Solution Architect (Professional), earned his master's degree in mechanical engineering at the Indian Institute of Technology, Delhi, and is the author of several blog posts at AWS on big data. Thiyagu enjoys everything outdoors – running, cycling, ultimate frisbee – and is currently learning to play the Indian classical drum the mrudangam. Thiyagu currently resides in Austin, TX, with his wife and two kids.
Read more about Thiyagarajan Arumugam

Harshida Patel

Harshida Patel is a senior analytics specialist solution architect at AWS, enabling customers to build scalable data lake and data warehousing applications using AWS analytical services. She has presented Amazon Redshift deep-dive sessions at re:Invent. Harshida has a bachelor's degree in electronics engineering and a master's in electrical and telecommunication engineering. She has over 15 years of experience architecting and building end-to-end data pipelines in the data management space. In the past, Harshida has worked in the insurance and telecommunication industries. She enjoys traveling and spending quality time with friends and family, and she lives in Virginia with her husband and son.
Read more about Harshida Patel

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Analyzing and improving queries

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