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Tip of the Day
Language: SQL
Expertise: Beginner
Sep 11, 2019

WEBINAR:

On-Demand

Building the Right Environment to Support AI, Machine Learning and Deep Learning


Three Levels of Data Abstraction in SQL

The process of hiding irrelevant details from a user is called data abstraction.

The three levels of Data Abstraction in SQL are:

  • Physical Level
  • Logical Level
  • View Level
Hannes du Preez
 
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