## Uses of Class
org.apache.hadoop.mapreduce.Partitioner

Packages that use Partitioner
org.apache.hadoop.examples: Hadoop example code.
org.apache.hadoop.mapreduce
org.apache.hadoop.mapreduce.lib.partition

Uses of Partitioner in org.apache.hadoop.examples

Subclasses of Partitioner in org.apache.hadoop.examples
`static class` `SecondarySort.FirstPartitioner` Partition based on the first part of the pair.

Uses of Partitioner in org.apache.hadoop.mapreduce

Methods in org.apache.hadoop.mapreduce that return types with arguments of type Partitioner
`Class<? extends Partitioner<?,?>>` `JobContext.getPartitionerClass()` Get the `Partitioner` class for the job.

Method parameters in org.apache.hadoop.mapreduce with type arguments of type Partitioner
`void` `Job.setPartitionerClass(Class<? extends Partitioner> cls)` Set the `Partitioner` for the job.

Uses of Partitioner in org.apache.hadoop.mapreduce.lib.partition

Subclasses of Partitioner in org.apache.hadoop.mapreduce.lib.partition
`class` `HashPartitioner<K,V>` Partition keys by their `Object.hashCode()`.

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