Package hadoop.org.apache.hadoop.mapreduce.lib.partition

Interface Summary

Interface	Description
InputSampler.Sampler<K,V>	Interface to sample using an InputFormat.

Class Summary

Class	Description
InputSampler<K,V>	Utility for collecting samples and writing a partition file for TotalOrderPartitioner.
InputSampler.IntervalSampler<K,V>	Sample from s splits at regular intervals.
InputSampler.RandomSampler<K,V>	Sample from random points in the input.
InputSampler.SplitSampler<K,V>	Samples the first n records from s splits.
TotalOrderPartitioner<K extends org.apache.hadoop.io.WritableComparable<?>,V>	Partitioner effecting a total order by reading split points from an externally generated source.