public class POMergeJoin extends PhysicalOperator
| Modifier and Type | Class and Description |
|---|---|
static class |
POMergeJoin.TuplesToSchemaTupleList
This is a class that extends ArrayList, making it easy to provide on the fly conversion
from Tuple to SchemaTuple.
|
PhysicalOperator.OriginalLocationalias, illustrator, input, inputAttached, inputs, lineageTracer, mBagFactory, outputs, parentPlan, pigLogger, reporter, requestedParallelism, res, RESULT_EMPTY, RESULT_EOP, resultType| Constructor and Description |
|---|
POMergeJoin(OperatorKey k,
int rp,
List<PhysicalOperator> inp,
MultiMap<PhysicalOperator,PhysicalPlan> inpPlans,
List<List<Byte>> keyTypes,
LOJoin.JOINTYPE joinType,
Schema leftInputSchema,
Schema rightInputSchema,
Schema mergedInputSchema) |
| Modifier and Type | Method and Description |
|---|---|
String |
getIndexFile() |
List<PhysicalPlan> |
getInnerPlansOf(int index) |
LOJoin.JOINTYPE |
getJoinType() |
Result |
getNextTuple() |
String |
getSignature() |
Tuple |
illustratorMarkup(Object in,
Object out,
int eqClassIndex)
input tuple mark up to be illustrate-able
|
String |
name() |
void |
setIndexFile(String indexFile) |
void |
setRightInputFileName(String rightInputFileName) |
void |
setRightLoaderFuncSpec(FuncSpec rightLoaderFuncSpec) |
void |
setSignature(String signature) |
void |
setupRightPipeline(PhysicalPlan rightPipeline) |
boolean |
supportsMultipleInputs()
Indicates whether this operator supports multiple inputs.
|
boolean |
supportsMultipleOutputs()
Indicates whether this operator supports multiple outputs.
|
void |
throwProcessingException(boolean withCauseException,
Exception e) |
void |
visit(PhyPlanVisitor v)
Visit this node with the provided visitor.
|
addOriginalLocation, addOriginalLocation, attachInput, clone, cloneHelper, clonePlans, copyAliasFrom, detachInput, getAlias, getAliasString, getIllustrator, getInputs, getLogger, getNext, getNextBigDecimal, getNextBigInteger, getNextBoolean, getNextDataBag, getNextDataByteArray, getNextDateTime, getNextDouble, getNextFloat, getNextInteger, getNextLong, getNextMap, getNextString, getOriginalLocations, getPigLogger, getReporter, getRequestedParallelism, getResultType, isAccumStarted, isAccumulative, isBlocking, isInputAttached, processInput, reset, setAccumEnd, setAccumStart, setAccumulative, setIllustrator, setInputs, setParentPlan, setPigLogger, setReporter, setRequestedParallelism, setResultType, staticDataCleanupcompareTo, equals, getOperatorKey, getProjectionMap, hashCode, regenerateProjectionMap, rewire, toString, unsetProjectionMappublic POMergeJoin(OperatorKey k, int rp, List<PhysicalOperator> inp, MultiMap<PhysicalOperator,PhysicalPlan> inpPlans, List<List<Byte>> keyTypes, LOJoin.JOINTYPE joinType, Schema leftInputSchema, Schema rightInputSchema, Schema mergedInputSchema) throws PlanException
k - rp - inp - inpPlans - there can only be 2 inputs each being a ListPlanExceptionpublic Result getNextTuple() throws ExecException
getNextTuple in class PhysicalOperatorExecExceptionpublic void throwProcessingException(boolean withCauseException,
Exception e)
throws ExecException
ExecExceptionpublic void setupRightPipeline(PhysicalPlan rightPipeline) throws FrontendException
FrontendExceptionpublic void setRightLoaderFuncSpec(FuncSpec rightLoaderFuncSpec)
public List<PhysicalPlan> getInnerPlansOf(int index)
public void visit(PhyPlanVisitor v) throws VisitorException
Operatorvisit in class PhysicalOperatorv - Visitor to visit with.VisitorException - if the visitor has a problem.public String name()
name in class Operator<PhyPlanVisitor>public boolean supportsMultipleInputs()
OperatorsupportsMultipleInputs in class Operator<PhyPlanVisitor>public boolean supportsMultipleOutputs()
OperatorsupportsMultipleOutputs in class Operator<PhyPlanVisitor>public void setRightInputFileName(String rightInputFileName)
rightInputFileName - the rightInputFileName to setpublic String getSignature()
public void setSignature(String signature)
public void setIndexFile(String indexFile)
public String getIndexFile()
public Tuple illustratorMarkup(Object in, Object out, int eqClassIndex)
Illustrablein - input tupleout - output tuple before wrapped in ExampleTupleeqClassIndex - index into equivalence classes in illustratorpublic LOJoin.JOINTYPE getJoinType()
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