org.apache.wayang.postgres.operators

Class PostgresFilterOperator

java.lang.Object

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

org.apache.wayang.core.plan.wayangplan.UnaryToUnaryOperator<Type,Type>

org.apache.wayang.basic.operators.FilterOperator<Record>

org.apache.wayang.jdbc.operators.JdbcFilterOperator

org.apache.wayang.postgres.operators.PostgresFilterOperator

All Implemented Interfaces:

org.apache.wayang.core.plan.wayangplan.ActualOperator, org.apache.wayang.core.plan.wayangplan.ElementaryOperator, org.apache.wayang.core.plan.wayangplan.ExecutionOperator, org.apache.wayang.core.plan.wayangplan.Operator, JdbcExecutionOperator, PostgresExecutionOperator

public class PostgresFilterOperator
extends JdbcFilterOperator
implements PostgresExecutionOperator

PostgreSQL implementation of the FilterOperator.

Nested Class Summary

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

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

Field Summary

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

predicateDescriptor

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 and Description
PostgresFilterOperator(FilterOperator<Record> that) Copies an instance (exclusive of broadcasts).
PostgresFilterOperator(org.apache.wayang.core.function.PredicateDescriptor<Record> predicateDescriptor) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
protected PostgresFilterOperator	createCopy()

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

createLoadProfileEstimator, createSqlClause, getLoadProfileEstimatorConfigurationKey

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

createCardinalityEstimator, getPredicateDescriptor, getType

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

getInput, getInputType, getOutput, 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.postgres.operators.PostgresExecutionOperator

getPlatform

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

createSqlClause, getSupportedInputChannels, getSupportedOutputChannels

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

copy, createLoadProfileEstimator, createLoadProfileEstimators, createOutputChannelInstances, getLimitBaseKey, getLoadProfileEstimatorConfigurationKey, getLoadProfileEstimatorConfigurationKeys, getOriginal, getOutputChannelDescriptor, isFiltered, modelEagerExecution, modelLazyExecution, modelQuasiEagerExecution

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.ActualOperator

accept

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, isElementary, isExecutionOperator, isFeedbackInput, isFeedforwardOutput, isLoopHead, isLoopSubplan, isOwnerOf, isReading, isSink, isSource, isSubplan, isSupportingBroadcastInputs, isUnconnected, propagateInputCardinality, propagateOutputCardinality, propagateOutputCardinality, setContainer, setEpoch, setInput, setName, setOutput

Constructor Detail

PostgresFilterOperator

public PostgresFilterOperator(org.apache.wayang.core.function.PredicateDescriptor<Record> predicateDescriptor)

Creates a new instance.

PostgresFilterOperator

public PostgresFilterOperator(FilterOperator<Record> that)

Copies an instance (exclusive of broadcasts).

Parameters:

that - that should be copied

Method Detail

createCopy

protected PostgresFilterOperator createCopy()

Overrides:

createCopy in class org.apache.wayang.core.plan.wayangplan.OperatorBase