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Hadoop, mail # user - setJarByClass question


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setJarByClass question
Mark Kerzner 2011-02-24, 23:23
Hi, this call,

job.setJarByClass

tells Hadoop which jar to use. But we also tell Hadoop which jar to use on
the command line,

hadoop jar your-jar parameters

Why do we need this in both places?

Thank you,
Mark