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What is a primary advantage of using views in a database system?

easy📝 Conceptual Q1 of 15
SQL - Views
What is a primary advantage of using views in a database system?
ATo allow users to modify the database schema directly
BTo permanently store data separately from tables
CTo increase the physical storage space of the database
DTo simplify complex queries by encapsulating them
Step-by-Step Solution
Solution:

  1. Step 1: Understand what views are

    Views are virtual tables representing the result of a stored query.

  2. Step 2: Identify the main benefit

    Views simplify complex queries by encapsulating them, making data access easier.

  3. Final Answer:

    To simplify complex queries by encapsulating them -> Option D

  4. Quick Check:

    Views do not store data physically or modify schema directly. [OK]
Quick Trick: Views simplify queries without storing data [OK]
Common Mistakes:
MISTAKES
  • Thinking views store data physically
  • Assuming views increase storage space
  • Believing views allow direct schema changes

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