Database System Concepts
Database System Concepts
7th Edition
ISBN: 9781260084504
Author: Abraham Silberschatz, S. Sudarshan, Abraham, Henry Korth, Silberschatz Abraham, Silberschatz Professor
Publisher: McGraw-Hill Education
Question
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Chapter 10, Problem 16E
Program Plan Intro

Publish-Subscribe System:

  • In the publish-subscribe system, an operation is persisted in a topic.
  • In contrast to point-to-point system, the consumers may subscribe to many topics and then consume all the messages in those topics.
  • The publishers are the message producers and subscribers are the message consumers.

Example:

A streaming service that publishes different channels such as movies, sports and music. People are able to subscribe to the set of channels that they want and get them whenever their subscribed channels are available.

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