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Architecting Microsoft Azure Solutions: Exam Guide 70-535
book

Architecting Microsoft Azure Solutions: Exam Guide 70-535

by Sjoukje Zaal
April 2018
Intermediate to advanced
418 pages
9h 41m
English
Packt Publishing
Content preview from Architecting Microsoft Azure Solutions: Exam Guide 70-535

Backup and recovery

Azure creates geo-redundant backups for each service tier automatically. These backups are then copied to read-access geo-redundant storage (RA-GRS). Azure SQL Database creates a full database backup every week, and a differential backup every hour. A differential backup creates a backup from the data that has changed since the last full backup. Azure SQL Database also creates a transaction log backup every 5 to 10 minutes.

The retention period of these backups varies for each service tier:

  • Basic: Has a retention of 7 days
  • Standard: Has a retention of 35 days
  • Premium: Has a retention of 35 days

These retention periods can be extended by creating a long-term backup retention policy. By using the LTR policy, the retention ...

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Publisher Resources

ISBN: 9781788991735