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Impala executes SQL queries using a _________ engine.

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Impala executes SQL queries using a _________ engine.

(a) MAP

(b) MPP

(c) MPA

(d) None of the mentioned

The question was posed to me in an interview for job.

My query is from Amazon Elastic MapReduce topic in chapter Oozie, Orchestration, Hadoop Libraries and Utilities and Miscellaneous Hadoop Applications of Hadoop

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Correct answer is (b) MPP

For explanation: Impala avoids Hive’s overhead from creating MapReduce jobs, giving it faster query times than Hive.

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