You're reading from SQL Server 2019 Administrator's Guide A definitive guide for DBAs to implement, monitor, and maintain enterprise database solutions

Product type Paperback

Published in Sep 2020

Publisher Packt

ISBN-13 9781789954326

Length 522 pages

Edition 2nd Edition

Languages

SQL

Tools

SQL Server

Concepts

Database Administration

Authors (2):

Marek Chmel

Vladimír Mužný

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Table of Contents (17) Chapters

Preface

1. Section 1: Provisioning the SQL Server Environment

2. Chapter 1: Setting Up SQL Server 2019 FREE CHAPTER

3. Chapter 2: Keeping Your SQL Server Environment Healthy

4. Section 2: Server and Database Maintenance

5. Chapter 3: Implementing Backup and Recovery

6. Chapter 4: Securing Your SQL Server

7. Chapter 5: Working with Disaster Recovery Options

8. Chapter 6: Indexing and Performance

9. Section 3: High Availability and the Cloud with SQL Server 2019

10. Chapter 7: Planning Migration and Upgrade

11. Chapter 8: Automation – Using Tools to Manage and Monitor SQL Server 2019

12. Chapter 9: Configuring Always On High Availability Features

13. Chapter 10: In-Memory OLTP – Why and How to Use it

14. Chapter 11: Combining SQL Server 2019 with Azure

15. Chapter 12: Taming Big Data with SQL Server

16. Other Books You May Enjoy

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Chapter 5: Working with Disaster Recovery Options

High availability (HA) and disaster recovery (DR) are important solutions for an enterprise strategy concerned with data availability. SQL Server has several different features available for implementing HA and DR scenarios. These will help you increase the availability metric of your SQL Server environment and the applications that are using the data stored on SQL Server.

High availability and disaster recovery are frequently mixed up as many people think they are the same; however, they are not. HA helps you eliminate a single point of failure and provides features and services to keep your environment online, even in case of an incident. DR, on the other hand, is a process you would use to recover from larger accidents. Even if you have a solution for HA in place, this does not mean that you can recover from a disaster or that you have a DR plan.

In this chapter, we'll explore the disaster recovery basics to understand...