public class MapNode extends SingleInputNode
OptimizerNode.UnclosedBranchDescriptor
inConn, keys
cachedPlans, closedBranchingNodes, costWeight, estimatedNumRecords, estimatedOutputSize, hereJoinedBranches, id, MAX_DYNAMIC_PATH_COST_WEIGHT, onDynamicPath, openBranches, uniqueFields
Constructor and Description |
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MapNode(SingleInputOperator<?,?,?> operator)
Creates a new MapNode for the given operator.
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Modifier and Type | Method and Description |
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protected void |
computeOperatorSpecificDefaultEstimates(DataStatistics statistics)
Computes the estimates for the Map operator.
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String |
getOperatorName()
Gets the name of this node, which is the name of the function/operator, or data source / data
sink.
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protected List<OperatorDescriptorSingle> |
getPossibleProperties() |
accept, addLocalCandidates, computeInterestingPropertiesForInputs, computeUnclosedBranchStack, getAlternativePlans, getIncomingConnection, getIncomingConnections, getOperator, getPredecessorNode, getSemanticProperties, getSemanticPropertiesForGlobalPropertyFiltering, getSemanticPropertiesForLocalPropertyFiltering, instantiateCandidate, setIncomingConnection, setInput
addBroadcastConnection, addClosedBranch, addClosedBranches, addOutgoingConnection, areBranchCompatible, clearInterestingProperties, computeOutputEstimates, computeUnclosedBranchStackForBroadcastInputs, computeUnionOfInterestingPropertiesFromSuccessors, getBranchesForParent, getBroadcastConnectionNames, getBroadcastConnections, getClosedBranchingNodes, getCostWeight, getDumpableInputs, getEstimatedAvgWidthPerOutputRecord, getEstimatedNumRecords, getEstimatedOutputSize, getId, getInterestingProperties, getMaxDepth, getMinimalMemoryAcrossAllSubTasks, getOpenBranches, getOptimizerNode, getOutgoingConnections, getParallelism, getPlanNode, getPredecessors, getUniqueFields, hasUnclosedBranches, haveAllOutputConnectionInterestingProperties, identifyDynamicPath, initId, isBranching, isOnDynamicPath, markAllOutgoingConnectionsAsPipelineBreaking, mergeLists, prunePlanAlternatives, prunePlanAlternativesWithCommonBranching, readStubAnnotations, readUniqueFieldsAnnotation, removeClosedBranches, setBroadcastInputs, setEstimatedNumRecords, setEstimatedOutputSize, setParallelism, toString
public MapNode(SingleInputOperator<?,?,?> operator)
operator
- The map operator.public String getOperatorName()
OptimizerNode
getOperatorName
in class OptimizerNode
protected List<OperatorDescriptorSingle> getPossibleProperties()
getPossibleProperties
in class SingleInputNode
protected void computeOperatorSpecificDefaultEstimates(DataStatistics statistics)
computeOperatorSpecificDefaultEstimates
in class OptimizerNode
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