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Question

What is the primary data storage representation used in column-store databases?

a.

Variable-width sparse arrays

b.

Fixed-width dense arrays

c.

Row-based storage

d.

Unstructured data storage

Posted under Big Data Computing

Answer: (b).Fixed-width dense arrays Explanation:Column-store databases primarily use fixed-width dense arrays as their data storage representation.

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Q. What is the primary data storage representation used in column-store databases?

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