Package | Description |
---|---|
org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators | |
org.apache.pig.data |
This package contains implementations of Pig specific data types as well as
support functions for reading, writing, and using all Pig data types.
|
org.apache.pig.impl.util | |
org.apache.pig.impl.util.avro |
Modifier and Type | Class and Description |
---|---|
class |
POPartialAgg
Do partial aggregation in map plan.
|
Modifier and Type | Interface and Description |
---|---|
interface |
DataBag
A collection of Tuples.
|
Modifier and Type | Class and Description |
---|---|
class |
AccumulativeBag |
class |
DefaultAbstractBag
Default implementation of DataBag.
|
class |
DefaultDataBag
An unordered collection of Tuples (possibly) with multiples.
|
class |
DistinctDataBag
An unordered collection of Tuples with no multiples.
|
class |
InternalCachedBag |
class |
InternalDistinctBag
An unordered collection of Tuples with no multiples.
|
class |
InternalSortedBag
An ordered collection of Tuples (possibly) with multiples.
|
class |
NonSpillableDataBag
An unordered collection of Tuples (possibly) with multiples.
|
class |
ReadOnceBag
This bag does not store the tuples in memory, but has access to an iterator
typically provided by Hadoop.
|
class |
SelfSpillBag
Class to hold code common to self spilling bags such as InternalCachedBag
|
class |
SingleTupleBag
A simple performant implementation of the DataBag
interface which only holds a single tuple.
|
class |
SortedDataBag
An ordered collection of Tuples (possibly) with multiples.
|
class |
SortedSpillBag
Common functionality for proactively spilling bags that need to keep the data
sorted.
|
Modifier and Type | Method and Description |
---|---|
void |
SpillableMemoryManager.registerSpillable(Spillable s)
Register a spillable to be tracked.
|
Modifier and Type | Class and Description |
---|---|
class |
AvroBagWrapper<T>
Class that implements the Pig bag interface, wrapping an Avro array.
|
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