Buckets in HIVE

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What is the use of Buckets in HIVE?
Aug 30, 2018 in Database by Ashish
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There are two main reasons for performing bucketing to a partition:

  • A map side join requires the data belonging to a unique join key to be present in the same partition.
  • It allows us to decrease the query time. Also, makes the sampling process more efficient.
Hope this helps
answered Aug 30, 2018 by kurt_cobain
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