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Which statement about SQL views is TRUE?

easy📝 Conceptual Q2 of 15
SQL - Views
Which statement about SQL views is TRUE?
AViews simplify complex queries by saving them
BViews always store data physically on disk
CViews can be indexed like tables in all databases
DViews automatically update the database schema
Step-by-Step Solution
Solution:

  1. Step 1: Recall the nature of views

    Views do not store data physically but save queries to simplify access.

  2. Step 2: Evaluate each option

    Only Views simplify complex queries by saving them correctly states that views simplify complex queries by saving them.

  3. Final Answer:

    Views simplify complex queries by saving them -> Option A

  4. Quick Check:

    Views simplify queries = true [OK]
Quick Trick: Views save queries, not data or schema changes [OK]
Common Mistakes:
MISTAKES
  • Assuming views store data physically
  • Believing views change schema automatically
  • Thinking views are always indexed

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