程序包 | 说明 |
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org.apache.hadoop.mapred.lib |
Library of generally useful mappers, reducers, and partitioners.
|
org.apache.hadoop.mapreduce.lib.partition |
类和说明 |
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BinaryPartitioner
Partition
BinaryComparable keys using a configurable part of
the bytes array returned by BinaryComparable.getBytes() . |
类和说明 |
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InputSampler.Sampler
Interface to sample using an
InputFormat . |
Copyright © 2009 The Apache Software Foundation