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Uses of PigNullableWritable in org.apache.pig.backend.hadoop |
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Methods in org.apache.pig.backend.hadoop that return PigNullableWritable | |
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static PigNullableWritable |
HDataType.getWritableComparableTypes(byte type)
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static PigNullableWritable |
HDataType.getWritableComparableTypes(Object o,
byte keyType)
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Uses of PigNullableWritable in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer |
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Fields in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer with type parameters of type PigNullableWritable | |
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protected org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> |
PigMapReduce.Reduce.outputCollector
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Methods in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer with parameters of type PigNullableWritable | |
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void |
PigMapReduce.Reduce.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List<Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
PigMapReduce.ReduceWithComparator.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List<Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
PigCombiner.Combine.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List <Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
DistinctCombiner.Combine.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which removes values. |
Method parameters in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer with type arguments of type PigNullableWritable | |
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void |
PigMapReduce.Map.collect(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
Tuple tuple)
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void |
PigMapReduce.MapWithComparator.collect(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
Tuple tuple)
|
void |
PigMapReduce.MapWithPartitionIndex.collect(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
Tuple tuple)
|
void |
PigMapOnly.Map.collect(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
Tuple tuple)
|
abstract void |
PigMapBase.collect(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
Tuple tuple)
|
void |
PigMapBase.map(org.apache.hadoop.io.Text key,
Tuple inpTuple,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The map function that attaches the inpTuple appropriately and executes the map plan if its not empty. |
boolean |
PigMapReduce.Reduce.processOnePackageOutput(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc)
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boolean |
PigCombiner.Combine.processOnePackageOutput(org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc)
|
void |
PigMapReduce.Reduce.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List<Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
PigMapReduce.ReduceWithComparator.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List<Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
PigCombiner.Combine.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which packages the key and List <Tuple> into key, Bag<Tuple> after converting Hadoop type key into Pig type. |
void |
DistinctCombiner.Combine.reduce(PigNullableWritable key,
Iterator<NullableTuple> tupIter,
org.apache.hadoop.mapred.OutputCollector<PigNullableWritable,org.apache.hadoop.io.Writable> oc,
org.apache.hadoop.mapred.Reporter reporter)
The reduce function which removes values. |
Uses of PigNullableWritable in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners |
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Fields in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners with type parameters of type PigNullableWritable | |
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static Map<PigNullableWritable,DiscreteProbabilitySampleGenerator> |
WeightedRangePartitioner.weightedParts
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Methods in org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.partitioners with parameters of type PigNullableWritable | |
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int |
WeightedRangePartitioner.getPartition(PigNullableWritable key,
org.apache.hadoop.io.Writable value,
int numPartitions)
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int |
SkewedPartitioner.getPartition(PigNullableWritable wrappedKey,
org.apache.hadoop.io.Writable value,
int numPartitions)
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int |
SecondaryKeyPartitioner.getPartition(PigNullableWritable key,
org.apache.hadoop.io.Writable value,
int numPartitions)
|
Uses of PigNullableWritable in org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators |
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Methods in org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators with parameters of type PigNullableWritable | |
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void |
POPackage.attachInput(PigNullableWritable k,
Iterator<NullableTuple> inp)
Attaches the required inputs |
void |
POMultiQueryPackage.attachInput(PigNullableWritable k,
Iterator<NullableTuple> inp)
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Uses of PigNullableWritable in org.apache.pig.impl.io |
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Subclasses of PigNullableWritable in org.apache.pig.impl.io | |
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class |
NullableBag
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class |
NullableBooleanWritable
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class |
NullableBytesWritable
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class |
NullableDoubleWritable
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class |
NullableFloatWritable
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class |
NullableIntWritable
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class |
NullableLongWritable
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class |
NullablePartitionWritable
NullablePartitionWritable is an adaptor class around PigNullableWritable that adds a partition index to the class. |
class |
NullableText
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class |
NullableTuple
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class |
NullableUnknownWritable
This class can be used when data type is 'Unknown' and there is a need for PigNullableWritable object. |
Methods in org.apache.pig.impl.io that return PigNullableWritable | |
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PigNullableWritable |
NullablePartitionWritable.getKey()
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Methods in org.apache.pig.impl.io with parameters of type PigNullableWritable | |
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void |
NullablePartitionWritable.setKey(PigNullableWritable k)
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Constructors in org.apache.pig.impl.io with parameters of type PigNullableWritable | |
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NullablePartitionWritable(PigNullableWritable k)
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