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Practical Hive: A Guide to Hadoop's Data Warehouse System by David Kjerrumgaard, Ankur Gupta, Andreas François Vermeulen, Scott Shaw

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© Scott Shaw, Andreas Francois Vermeulen, Ankur Gupta, David Kjerrumgaard 2016

Scott Shaw, Andreas François Vermeulen, Ankur Gupta and David Kjerrumgaard, Practical Hive, 10.1007/978-1-4842-0271-5_13

Hive Functions

Scott Shaw, Andreas François Vermeulen2, Ankur Gupta3 and David Kjerrumgaard4

(1)Saint Louis, Missouri, USA

(2)West Kilbride North Ayrshire, UK

(3)Uxbridge, UK

(4)Henderson, Nevada, USA

Hive offers a comprehensive set of functions.

The objectives of this appendix are:

  • Highlight the basic Hive functions.

  • Explain a simple use of each function.

  • Achieve the basic understanding of how to use the functions in a data solution.

Built-In Functions

We will cover the following classes of functions in this appendix:

  • Mathematical

  • Collection

  • Type-Conversion ...

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