Explain what does the conf setMapper Class do

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Can anyone explain what conf.setMapper class does in Hadoop?
Jun 10, 2019 in Big Data Hadoop by sekhar
 • 651 views

1 answer to this question.

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Hi,

Conf.setMapperclass  sets the mapper class and all the stuff related to map job such as reading data and generating a key-value pair out of the mapper.

answered Jun 10, 2019 by Gitika
 • 65,770 points

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