Restart procedures - PowerPoint PPT Presentation

Database BACKUP &amp; recovery

Database BACKUP &amp; recovery. Why Backup Data?. Backing up data is vital for businesses Lost information can cause major crisis or lead to business failure Common Problems System outage Power and hardware failure Transaction failure Users may inadvertently corrupt the database

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3.86k views • 38 slides

Consistency in Distributed Systems

Consistency in Distributed Systems. Recall the fundamental DS properties – DS may be large in scale and widely distributed concurrent execution of components independent failure modes transmission delay no global time Consistency is an issue for both:

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329 views • 21 slides

Data and Database Administration

Data and Database Administration. Chapter 12 (Contd.). Recovery and restart procedures. Transaction Integrity. Many DB transactions result in changes to one or more DB records.If an error occurs during a transaction processing, then some form of DB recovery will be required.

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124 views • 10 slides

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Restart procedures - PowerPoint PPT Presentation

Database BACKUP &amp;amp; recovery

Consistency in Distributed Systems

Data and Database Administration

Database BACKUP & recovery