Interface | Description |
---|---|
PartialOutputCommitter |
Interface for an
OutputCommitter
implementing partial commit of task output, as during preemption. |
Class | Description |
---|---|
FileOutputCommitter |
An
OutputCommitter that commits files specified
in job output directory i.e. |
FileOutputFormat<K,V> |
A base class for
OutputFormat s that read from FileSystem s. |
FilterOutputFormat<K,V> |
FilterOutputFormat is a convenience class that wraps OutputFormat.
|
LazyOutputFormat<K,V> |
A Convenience class that creates output lazily.
|
MapFileOutputFormat |
An
OutputFormat that writes
MapFile s. |
MultipleOutputs<KEYOUT,VALUEOUT> |
The MultipleOutputs class simplifies writing output data
to multiple outputs
|
NullOutputFormat<K,V> |
Consume all outputs and put them in /dev/null.
|
PartialFileOutputCommitter |
An
OutputCommitter that commits files specified
in job output directory i.e. |
SequenceFileAsBinaryOutputFormat |
An
OutputFormat that writes keys,
values to SequenceFile s in binary(raw) format |
SequenceFileOutputFormat<K,V> |
An
OutputFormat that writes SequenceFile s. |
TextOutputFormat<K,V> |
An
OutputFormat that writes plain text files. |
Enum | Description |
---|---|
FileOutputFormatCounter |
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