What role does compression play in Redshift's data handling?
AWS Certified Data Analytics Specialty 2021 – Hands-On - Redshift Spectrum and Performance Tuning
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Information Technology (IT), Architecture, Social Studies
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University
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The video tutorial explains the capabilities of Redshift Spectrum, which allows querying exabytes of unstructured data in S3 without loading it into a Redshift cluster. It highlights the use of AWS Glue catalog, limitless concurrency, and the ability to scale storage and compute independently. Redshift's performance is enhanced by massively parallel processing, columnar storage, and compression techniques. The tutorial also covers data loading using the COPY command and the importance of compression in improving query performance.
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OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the process of loading data into a Redshift cluster using the COPY command.
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