Question

How does intraquery parallelization work in a database system?

a.

It splits the query into smaller queries.

b.

It executes all operations of the query serially.

c.

It processes different parts of the query in parallel on a single processor.

d.

It consolidates intermediary results from parallel operations.

Posted under Data Warehousing and OLAP

Answer: (c).It processes different parts of the query in parallel on a single processor. Explanation:Intraquery parallelization splits the query into its lower-level operations and executes each part in parallel on a single processor.

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Q. How does intraquery parallelization work in a database system?

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