Package org.apache.drill.exec.planner.physical.visitor

Interface Summary

Interface	Description
PrelVisitor<RETURN,EXTRA,EXCEP extends Throwable>

Class Summary

Class	Description
BasePrelVisitor<RETURN,EXTRA,EXCEP extends Throwable>
ComplexToJsonPrelVisitor
ExcessiveExchangeIdentifier
FinalColumnReorderer
InsertLocalExchangeVisitor
InsertLocalExchangeVisitor.RexNodeBasedHashExpressionCreatorHelper
JoinPrelRenameVisitor
MemoryEstimationVisitor
PrelVisualizerVisitor	Debug-time class that prints a PRel tree to the console for inspection.
PrelVisualizerVisitor.VisualizationState
ProducerConsumerPrelVisitor
RelUniqifier
RewriteProjectToFlatten
RexVisitorComplexExprSplitter
SelectionVectorPrelVisitor
SplitUpComplexExpressions
StarColumnConverter
SwapHashJoinVisitor	Visit Prel tree.
TopProjectVisitor	Adds non-trivial top project to ensure the final output field names are preserved.