## Uses of Interface
com.hazelcast.mapreduce.ReducingJob

- Packages that use ReducingJob
  Package | Description
  --- | ---
  com.hazelcast.mapreduce | This package contains the MapReduce API definition for Hazelcast. All map reduce operations running in a distributed manner inside the active Hazelcast cluster.

- - ### Uses of ReducingJob in com.hazelcast.mapreduce

    Methods in com.hazelcast.mapreduce that return ReducingJob
    Modifier and Type | Method and Description
    --- | ---
    `ReducingJob<EntryKey,KeyIn,ValueIn>` | ReducingJob.`chunkSize(int chunkSize)` Deprecated. Defines the number of elements per chunk.
    `<ValueOut> ReducingJob<EntryKey,KeyIn,ValueOut>` | MappingJob.`combiner(CombinerFactory<? super KeyIn,? super ValueIn,? extends ValueOut> combinerFactory)` Deprecated. Defines the `CombinerFactory` for this task.
    `ReducingJob<EntryKey,KeyIn,ValueIn>` | ReducingJob.`keyPredicate(KeyPredicate<EntryKey> predicate)` Deprecated. Defines the `KeyPredicate` implementation to preselect keys the MapReduce task will be executed on.
    `ReducingJob<EntryKey,KeyIn,ValueIn>` | ReducingJob.`onKeys(EntryKey... keys)` Deprecated. Defines keys to execute the mapper and a possibly defined reducer against.
    `ReducingJob<EntryKey,KeyIn,ValueIn>` | ReducingJob.`onKeys(Iterable<EntryKey> keys)` Deprecated. Defines keys to execute the mapper and a possibly defined reducer against.
    `ReducingJob<EntryKey,KeyIn,ValueIn>` | ReducingJob.`topologyChangedStrategy(TopologyChangedStrategy topologyChangedStrategy)` Deprecated. Defines the strategy to handle topology changes while executing the map reduce job.

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