Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Chapter 23, Problem 6PE
Program Plan Intro

Data replication in a distributed system:

  • In the distributed database management, the main advantage is the availability of the system, so that the user who uses the data most, can avail it easily.
  • To make it possible, the distributed database system replicates the data in the database because in case one system fails, the data will available in another site.

Remote backup site:

  • Remote backup site searches for the server 's content and takes backup of the data that could be used for future purposes in case of data failure or device crashes.
  • Remote backup site avoids data loss by making a copy of data.

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