Package org.apache.wayang.postgres.operators

Class PostgresJoinOperator<KeyType>

java.lang.Object

org.apache.wayang.core.plan.wayangplan.OperatorBase

org.apache.wayang.core.plan.wayangplan.BinaryToUnaryOperator<InputType0,InputType1,Tuple2<InputType0,InputType1>>

org.apache.wayang.basic.operators.JoinOperator<Record,Record,KeyType>

org.apache.wayang.jdbc.operators.JdbcJoinOperator<KeyType>

org.apache.wayang.postgres.operators.PostgresJoinOperator<KeyType>

All Implemented Interfaces:

Serializable, ActualOperator, ElementaryOperator, ExecutionOperator, Operator, JdbcExecutionOperator, PostgresExecutionOperator

public class PostgresJoinOperator<KeyType>
extends JdbcJoinOperator<KeyType>
implements PostgresExecutionOperator

PostgreSQL implementation of the JoinOperator.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

OperatorBase.GsonSerializer

Field Summary

Fields inherited from class org.apache.wayang.basic.operators.JoinOperator

keyDescriptor0, keyDescriptor1

Fields inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

inputSlots, outputSlots, STANDARD_OPERATOR_ARGS

Fields inherited from interface org.apache.wayang.core.plan.wayangplan.Operator

FIRST_EPOCH

Constructor Summary

Constructors

Constructor	Description
PostgresJoinOperator(JoinOperator<Record,Record,KeyType> that)
PostgresJoinOperator(TransformationDescriptor<Record,KeyType> keyDescriptor0, TransformationDescriptor<Record,KeyType> keyDescriptor1)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
protected PostgresJoinOperator	createCopy()

Methods inherited from class org.apache.wayang.jdbc.operators.JdbcJoinOperator

createLoadProfileEstimator, createSqlClause, getLoadProfileEstimatorConfigurationKey

Methods inherited from class org.apache.wayang.basic.operators.JoinOperator

createCardinalityEstimator, getKeyDescriptor0, getKeyDescriptor1

Methods inherited from class org.apache.wayang.core.plan.wayangplan.BinaryToUnaryOperator

getInputType0, getInputType1, getOutputType

Methods inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

accept, addBroadcastInput, addTargetPlatform, at, collectMappedInputSlots, collectMappedOutputSlots, copy, getAllInputs, getAllOutputs, getCardinalityEstimator, getContainer, getEpoch, getName, getOriginal, getSimpleClassName, getTargetPlatforms, isAuxiliary, isSupportingBroadcastInputs, propagateInputCardinality, propagateOutputCardinality, setAuxiliary, setCardinalityEstimator, setContainer, setEpoch, setName, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ActualOperator

accept

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ElementaryOperator

createCardinalityEstimator, getCardinalityEstimator, isAuxiliary, setAuxiliary, setCardinalityEstimator

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ExecutionOperator

copy, createLoadProfileEstimator, createOutputChannelInstances, getLimitBaseKey, getLoadProfileEstimatorConfigurationKey, getLoadProfileEstimatorConfigurationKeys, getOriginal, getOutputChannelDescriptor, isFiltered

Methods inherited from interface org.apache.wayang.jdbc.operators.JdbcExecutionOperator

createSqlClause, getSupportedInputChannels, getSupportedOutputChannels

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.Operator

addBroadcastInput, addTargetPlatform, broadcastTo, broadcastTo, collectMappedInputSlots, collectMappedOutputSlots, connectTo, connectTo, getAllInputs, getAllOutputs, getCardinalityPusher, getContainer, getEffectiveOccupant, getEffectiveOccupant, getEpoch, getEstimationContextProperties, getForwards, getInnermostLoop, getInput, getInput, getLoopStack, getName, getNumBroadcastInputs, getNumInputs, getNumOutputs, getNumRegularInputs, getOuterInputSlot, getOutermostInputSlot, getOutermostOutputSlots, getOutput, getOutput, getParent, getTargetPlatforms, isAlternative, isConversion, isElementary, isExecutionOperator, isFeedbackInput, isFeedforwardOutput, isLoopHead, isLoopSubplan, isOwnerOf, isReading, isSink, isSource, isSubplan, isSupportingBroadcastInputs, isUnconnected, propagateInputCardinality, propagateOutputCardinality, propagateOutputCardinality, replaceWith, setContainer, setEpoch, setInput, setName, setOutput

Methods inherited from interface org.apache.wayang.postgres.operators.PostgresExecutionOperator

getPlatform

Constructor Details

PostgresJoinOperator

public PostgresJoinOperator(TransformationDescriptor<Record,KeyType> keyDescriptor0,
 TransformationDescriptor<Record,KeyType> keyDescriptor1)

Creates a new instance.

PostgresJoinOperator

public PostgresJoinOperator(JoinOperator<Record,Record,KeyType> that)

Method Details

createCopy

protected PostgresJoinOperator createCopy()

Overrides:

createCopy in class OperatorBase