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Packages that use OutputFormat | |
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org.apache.hadoop.contrib.index.mapred | |
org.apache.hadoop.mapred | A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner. |
org.apache.hadoop.mapred.lib | Library of generally useful mappers, reducers, and partitioners. |
Uses of OutputFormat in org.apache.hadoop.contrib.index.mapred |
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Classes in org.apache.hadoop.contrib.index.mapred that implement OutputFormat | |
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class |
IndexUpdateOutputFormat
The record writer of this output format simply puts a message in an output path when a shard update is done. |
Uses of OutputFormat in org.apache.hadoop.mapred |
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Classes in org.apache.hadoop.mapred that implement OutputFormat | |
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class |
FileOutputFormat<K,V>
A base class for OutputFormat . |
class |
MapFileOutputFormat
An OutputFormat that writes MapFile s. |
class |
OutputFormatBase<K,V>
Deprecated. Use FileOutputFormat |
class |
SequenceFileAsBinaryOutputFormat
An OutputFormat that writes keys, values to
SequenceFile s in binary(raw) format |
class |
SequenceFileOutputFormat<K,V>
An OutputFormat that writes SequenceFile s. |
class |
TextOutputFormat<K,V>
An OutputFormat that writes plain text files. |
Methods in org.apache.hadoop.mapred that return OutputFormat | |
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OutputFormat |
JobConf.getOutputFormat()
Get the OutputFormat implementation for the map-reduce job,
defaults to TextOutputFormat if not specified explicity. |
Method parameters in org.apache.hadoop.mapred with type arguments of type OutputFormat | |
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void |
JobConf.setOutputFormat(Class<? extends OutputFormat> theClass)
Set the OutputFormat implementation for the map-reduce job. |
Uses of OutputFormat in org.apache.hadoop.mapred.lib |
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Classes in org.apache.hadoop.mapred.lib that implement OutputFormat | |
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class |
MultipleOutputFormat<K,V>
This abstract class extends the OutputFormatBase, allowing to write the output data to different output files. |
class |
MultipleSequenceFileOutputFormat<K,V>
This class extends the MultipleOutputFormat, allowing to write the output data to different output files in sequence file output format. |
class |
MultipleTextOutputFormat<K,V>
This class extends the MultipleOutputFormat, allowing to write the output data to different output files in Text output format. |
class |
NullOutputFormat<K,V>
Consume all outputs and put them in /dev/null. |
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