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You're reading from  AWS Certified Database – Specialty (DBS-C01) Certification Guide

Product typeBook
Published inMay 2022
PublisherPackt
ISBN-139781803243108
Edition1st Edition
Concepts
IT Certification
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Author (1)
Kate Gawron
Kate Gawron
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Kate Gawron

Kate Gawron is a full-time senior database consultant and part-time future racing driver. She was a competitor in Formula Woman, and she aspires to become a professional Gran Turismo (GT) racing driver. Away from the racetrack, Kate has worked with Oracle databases for 18 years and AWS for five years. She holds four AWS certifications, including the AWS Certified Database – Specialty certification as well as two professional Oracle qualifications. Kate currently works as a senior database architect, where she works with customers to migrate and refactor their databases to work optimally within the AWS cloud.
Read more about Kate Gawron

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Understanding RTO and RPO

There are two critical terms we need to understand when it comes to backup and recovery, RTO and RPO. These two terms are used to help understand the requirements for a business in terms of the speed of recovery required in case of a failure and how much data could be lost in a worst-case scenario. Correct use of these two values will allow you to ensure your backup and recovery strategy meets these requirements.

Let's first look at RTO.

RTO

RTO is the maximum amount of time a system can be unavailable before the impact to the business becomes too severe and a large amount of damage is done. The damage could be financial, legal, or reputational. With RTO, we are focusing on how quickly the database will be returned to a usable state, and depending on the type of failure, we may end up with different RTO values. For example, imagine that you have a Multi-AZ RDS instance. Your primary database suffers a failure due to an underlying network issue...

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AWS Certified Database – Specialty (DBS-C01) Certification Guide
Published in: May 2022Publisher: PacktISBN-13: 9781803243108
© 2022 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Kate Gawron

Kate Gawron is a full-time senior database consultant and part-time future racing driver. She was a competitor in Formula Woman, and she aspires to become a professional Gran Turismo (GT) racing driver. Away from the racetrack, Kate has worked with Oracle databases for 18 years and AWS for five years. She holds four AWS certifications, including the AWS Certified Database – Specialty certification as well as two professional Oracle qualifications. Kate currently works as a senior database architect, where she works with customers to migrate and refactor their databases to work optimally within the AWS cloud.
Read more about Kate Gawron

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