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| Packages that use OutputFormat | |
|---|---|
| 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.mapreduce | |
| org.apache.hadoop.mapreduce.lib.db | |
| org.apache.hadoop.mapreduce.lib.output | |
| Uses of OutputFormat in org.apache.hadoop.mapred |
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| Fields in org.apache.hadoop.mapred declared as OutputFormat | |
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protected OutputFormat<?,?> |
Task.outputFormat
|
| Uses of OutputFormat in org.apache.hadoop.mapreduce |
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| Methods in org.apache.hadoop.mapreduce that return types with arguments of type OutputFormat | |
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Class<? extends OutputFormat<?,?>> |
JobContext.getOutputFormatClass()
Get the OutputFormat class for the job. |
| Method parameters in org.apache.hadoop.mapreduce with type arguments of type OutputFormat | |
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void |
Job.setOutputFormatClass(Class<? extends OutputFormat> cls)
Set the OutputFormat for the job. |
| Uses of OutputFormat in org.apache.hadoop.mapreduce.lib.db |
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| Subclasses of OutputFormat in org.apache.hadoop.mapreduce.lib.db | |
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class |
DBOutputFormat<K extends DBWritable,V>
A OutputFormat that sends the reduce output to a SQL table. |
| Uses of OutputFormat in org.apache.hadoop.mapreduce.lib.output |
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| Subclasses of OutputFormat in org.apache.hadoop.mapreduce.lib.output | |
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class |
FileOutputFormat<K,V>
A base class for OutputFormats that read from FileSystems. |
class |
FilterOutputFormat<K,V>
FilterOutputFormat is a convenience class that wraps OutputFormat. |
class |
LazyOutputFormat<K,V>
A Convenience class that creates output lazily. |
class |
NullOutputFormat<K,V>
Consume all outputs and put them in /dev/null. |
class |
SequenceFileAsBinaryOutputFormat
An OutputFormat that writes keys,
values to SequenceFiles in binary(raw) format |
class |
SequenceFileOutputFormat<K,V>
An OutputFormat that writes SequenceFiles. |
class |
TextOutputFormat<K,V>
An OutputFormat that writes plain text files. |
| Fields in org.apache.hadoop.mapreduce.lib.output declared as OutputFormat | |
|---|---|
protected OutputFormat<K,V> |
FilterOutputFormat.baseOut
|
| Method parameters in org.apache.hadoop.mapreduce.lib.output with type arguments of type OutputFormat | |
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static void |
MultipleOutputs.addNamedOutput(Job job,
String namedOutput,
Class<? extends OutputFormat> outputFormatClass,
Class<?> keyClass,
Class<?> valueClass)
Adds a named output for the job. |
static void |
LazyOutputFormat.setOutputFormatClass(Job job,
Class<? extends OutputFormat> theClass)
Set the underlying output format for LazyOutputFormat. |
| Constructors in org.apache.hadoop.mapreduce.lib.output with parameters of type OutputFormat | |
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FilterOutputFormat(OutputFormat<K,V> baseOut)
Create a FilterOutputFormat based on the underlying output format. |
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