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Posted to hdfs-user@hadoop.apache.org by "Konstantinos A." <ko...@hotmail.com> on 2013/09/16 13:51:48 UTC
hadoop join example
Hi all,
Can anyone explains how the join example in the hadoop source code examples folder works?
What I don't really understand is how it works the "mapred.join.expr" parameter in the jobconf.
Thanks in advance!
K.A