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Question

When a user runs a query constraining only on product category, what is the advantage of indexing the product dimension table on product category?

a.

Faster query performance

b.

Reduced storage space

c.

Improved schema simplicity

d.

Fewer joins in the query

Answer: (a).Faster query performance Explanation:Indexing the product dimension table on product category leads to faster query performance.

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Q. When a user runs a query constraining only on product category, what is the advantage of indexing the product dimension table on product category?

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