Package | Description |
---|---|
org.apache.pig |
Public interfaces and classes for Pig.
|
org.apache.pig.backend.hadoop.executionengine.physicalLayer |
Implementation of physical operators that use hadoop as the execution engine
and data storage.
|
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.
|
Modifier and Type | Interface and Description |
---|---|
interface |
Accumulator<T>
An interface that allows UDFs that take a bag to accumulate tuples in chunks rather than take
the whole set at once.
|
interface |
Algebraic
An interface to declare that an EvalFunc's
calculation can be decomposed into intitial, intermediate, and final steps.
|
class |
ComparisonFunc
Deprecated.
|
class |
EvalFunc<T>
The class is used to implement functions to be applied to
fields in a dataset.
|
class |
FilterFunc |
class |
FuncSpec
Class to represent a UDF specification.
|
class |
JVMReuseManager
This class is used to manage JVM Reuse in case of execution engines like Tez
and Spark.
|
class |
LoadFunc
A LoadFunc loads data into Pig.
|
class |
Main
Main class for Pig engine.
|
class |
PigServer
A class for Java programs to connect to Pig.
|
class |
PigStreamingBase
The interface is used for the custom mapping of
- a
Tuple to a byte array. |
interface |
PigToStream
Deprecated.
Use
PigStreamingBase |
class |
ResourceSchema
A represenation of a schema used to communicate with load and store functions.
|
class |
StoreFunc
StoreFuncs take records from Pig's processing and store them into a data store.
|
interface |
StoreFuncInterface
StoreFuncs take records from Pig's processing and store them into a data store.
|
interface |
StreamToPig
Deprecated.
Use
PigStreamingBase |
Modifier and Type | Interface and Description |
---|---|
interface |
PigProgressable
Pig's progress indicator.
|
Modifier and Type | Class and Description |
---|---|
class |
BagFactory
Factory for constructing different types of bags.
|
class |
BinInterSedes
A class to handle reading and writing of intermediate results of data types.
|
interface |
DataBag
A collection of Tuples.
|
class |
DataByteArray
An implementation of byte array.
|
class |
DataReaderWriter
This class was used to handle reading and writing of intermediate
results of data types.
|
class |
DataType
A class of static final values used to encode data type and a number of
static helper functions for manipulating data objects.
|
interface |
Tuple
An ordered list of Data.
|
class |
TupleFactory
A factory to construct tuples.
|
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