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| Interface Summary | |
|---|---|
| InputSampler.Sampler<K,V> | Interface to sample using an
InputFormat. |
| Class Summary | |
|---|---|
| BinaryPartitioner<V> | Partition BinaryComparable keys using a configurable part of
the bytes array returned by BinaryComparable.getBytes(). |
| HashPartitioner<K,V> | Partition keys by their Object.hashCode(). |
| 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. |
| KeyFieldBasedComparator<K,V> | This comparator implementation provides a subset of the features provided by the Unix/GNU Sort. |
| KeyFieldBasedPartitioner<K2,V2> | Defines a way to partition keys based on certain key fields (also see
KeyFieldBasedComparator. |
| TotalOrderPartitioner<K extends WritableComparable<?>,V> | Partitioner effecting a total order by reading split points from an externally generated source. |
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