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Uses of InterfaceStability.Stable in org.apache.hadoop.log.metrics |
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Classes in org.apache.hadoop.log.metrics with annotations of type InterfaceStability.Stable | |
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class |
EventCounter
A log4J Appender that simply counts logging events in three levels: fatal, error and warn. |
Uses of InterfaceStability.Stable in org.apache.hadoop.mapreduce.lib.db |
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Classes in org.apache.hadoop.mapreduce.lib.db with annotations of type InterfaceStability.Stable | |
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class |
DBConfiguration
A container for configuration property names for jobs with DB input/output. |
class |
DBInputFormat<T extends DBWritable>
A InputFormat that reads input data from an SQL table. |
class |
DBOutputFormat<K extends DBWritable,V>
A OutputFormat that sends the reduce output to a SQL table. |
interface |
DBWritable
Objects that are read from/written to a database should implement DBWritable . |
Uses of InterfaceStability.Stable in org.apache.hadoop.mapreduce.lib.fieldsel |
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Classes in org.apache.hadoop.mapreduce.lib.fieldsel with annotations of type InterfaceStability.Stable | |
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class |
FieldSelectionHelper
This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut. |
class |
FieldSelectionMapper<K,V>
This class implements a mapper class that can be used to perform field selections in a manner similar to unix cut. |
class |
FieldSelectionReducer<K,V>
This class implements a reducer class that can be used to perform field selections in a manner similar to unix cut. |
Uses of InterfaceStability.Stable in org.apache.hadoop.mapreduce.lib.input |
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Classes in org.apache.hadoop.mapreduce.lib.input with annotations of type InterfaceStability.Stable | |
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class |
CombineFileInputFormat<K,V>
An abstract InputFormat that returns CombineFileSplit 's in
InputFormat.getSplits(JobContext) method. |
class |
CombineFileRecordReader<K,V>
A generic RecordReader that can hand out different recordReaders for each chunk in a CombineFileSplit . |
class |
CombineFileSplit
A sub-collection of input files. |
class |
KeyValueLineRecordReader
This class treats a line in the input as a key/value pair separated by a separator character. |
class |
KeyValueTextInputFormat
An InputFormat for plain text files. |
class |
MultipleInputs
This class supports MapReduce jobs that have multiple input paths with a different InputFormat and Mapper for each path |
class |
NLineInputFormat
NLineInputFormat which splits N lines of input as one split. |
class |
SequenceFileAsBinaryInputFormat
InputFormat reading keys, values from SequenceFiles in binary (raw) format. |
class |
SequenceFileAsTextInputFormat
This class is similar to SequenceFileInputFormat, except it generates SequenceFileAsTextRecordReader which converts the input keys and values to their String forms by calling toString() method. |
class |
SequenceFileAsTextRecordReader
This class converts the input keys and values to their String forms by calling toString() method. |
class |
SequenceFileInputFilter<K,V>
A class that allows a map/red job to work on a sample of sequence files. |
Uses of InterfaceStability.Stable in org.apache.hadoop.mapreduce.lib.output |
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Classes in org.apache.hadoop.mapreduce.lib.output with annotations of type InterfaceStability.Stable | |
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class |
FilterOutputFormat<K,V>
FilterOutputFormat is a convenience class that wraps OutputFormat. |
class |
LazyOutputFormat<K,V>
A Convenience class that creates output lazily. |
class |
MultipleOutputs<KEYOUT,VALUEOUT>
The MultipleOutputs class simplifies writing output data to multiple outputs |
class |
SequenceFileAsBinaryOutputFormat
An OutputFormat that writes keys,
values to SequenceFile s in binary(raw) format |
Uses of InterfaceStability.Stable in org.apache.hadoop.mapreduce.lib.partition |
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Classes in org.apache.hadoop.mapreduce.lib.partition with annotations of type InterfaceStability.Stable | |
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class |
InputSampler<K,V>
Utility for collecting samples and writing a partition file for TotalOrderPartitioner . |
class |
KeyFieldBasedComparator<K,V>
This comparator implementation provides a subset of the features provided by the Unix/GNU Sort. |
class |
KeyFieldBasedPartitioner<K2,V2>
Defines a way to partition keys based on certain key fields (also see KeyFieldBasedComparator . |
class |
TotalOrderPartitioner<K extends WritableComparable<?>,V>
Partitioner effecting a total order by reading split points from an externally generated source. |
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