Denormalization can improve the ____.
A) performance of the database by reducing the number of join operations
B) integrity of the database by reducing the amount of redundant data
C) accuracy of the database by reducing the number of repeating groups
D) All of the above.
E) None of the above.
Correct Answer:
Verified
Q43: Consider Table A on the "one side"
Q44: The drawback of denormalization is that it
Q45: The storing derived data physical database design
Q46: Horizontal partitioning _.
A) means dividing the rows
Q47: The common advantage of separating portions of
Q49: If the primary key of a table
Q50: Programs and data are loaded into primary
Q51: Tracks are concentric circles of data on
Q52: Vertical partitioning _.
A) means dividing the rows
Q53: The advantage of using the substituting foreign
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