When there is a large set of data and you want to retrieve a small set of data What is the concept called

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When there is a large set of data and you want to retrieve a small set of data. What is the concept called?
Question Posted on 25 Jan 2020

Home >> BigData >> Hive >> When there is a large set of data and you want to retrieve a small set of data. What is the concept called?

When there is a large set of data and you want to retrieve a small set of data. What is the concept called?
Choose the correct option from below list
(1)Bucketing
(2)Partitioning
(3)None of the options
(4)Data Sampling

Answer:-(4)Data Sampling

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