Denormalization is performed in order to:
A.
Reduce redundancy.
B.
Eliminate repeating groups.
C.
Create smaller tables.
D.
Improve query performance.
Denormalization is performed in order to:
Denormalization is performed in order to:
Leave a Reply
Denormalization doesn’t reduce data… This question needs to be reviewed.
The answer is D
“In computing, denormalization is the process of attempting to optimize the read performance of a database by adding redundant data or by grouping data. In some cases, denormalization is a means of addressing performance or scalability in relational database software.” – Wikipedia.org, denormalization