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Professional Azure SQL Database Administration. - Second Edition

You're reading from  Professional Azure SQL Database Administration. - Second Edition

Product type Book
Published in Jul 2019
Publisher Packt
ISBN-13 9781789802542
Pages 562 pages
Edition 2nd Edition
Languages
Author (1):
Ahmad Osama Ahmad Osama
Profile icon Ahmad Osama
Toc

Table of Contents (11) Chapters close

About the Book 1. Microsoft Azure SQL Database Primer 2. Migrating a SQL Server Database to an Azure SQL Database 3. Backing Up an Azure SQL Database 4. Restoring an Azure SQL Database 5. Securing an Azure SQL Database 6. Scaling out an Azure SQL Database 7. Azure SQL Database Elastic Pools 8. High Availability and Disaster Recovery 9. Monitoring and Tuning Azure SQL Database 10. Database Features

Vertical Scaling

Vertical scaling can be of two types: scale-up or scale-down service tiers, or vertical partitions.

Scale-up or Scale-down Service Tiers

Scaling up a service tier refers to switching to a higher service tier; for example, switching from Basic to Standard S0 or switching from Standard S0 to Standard S1.

Scaling down a service tier refers to switching to a lower service tier; for example, switching from Standard S1 to Standard S0, or switching from Standard S0 to Basic.

Scaling up a service tier allows you to maintain or improve database performance during peak business hours, and scaling down a service tier allows you to save costs during off-peak business hours.

Service tiers can be changed on the fly with zero downtime. When a service tier change request is sent to Azure SQL Database, it first creates a copy of the database in the requested service tier and switches to the database in the new service tier once the copy is ready.

You are charged for the new service tier once the...

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