org.apache.calcite.plan

Class RelOptUtil.InputReferencedVisitor

java.lang.Object

org.apache.calcite.rex.RexShuttle

org.apache.calcite.plan.RelOptUtil.InputReferencedVisitor

All Implemented Interfaces:

RexVisitor<RexNode>

Enclosing class:

RelOptUtil

public static class RelOptUtil.InputReferencedVisitor
extends RexShuttle

Shuttle that finds the set of inputs that are used.

Field Summary

Fields

Modifier and Type	Field and Description
SortedSet<Integer>	inputPosReferenced

Constructor Summary

Constructors

Constructor and Description
RelOptUtil.InputReferencedVisitor()

Method Summary

Methods

Modifier and Type	Method and Description
RexNode	visitInputRef(RexInputRef inputRef)

Methods inherited from class org.apache.calcite.rex.RexShuttle

apply, apply, apply, mutate, visitArray, visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitFieldCollations, visitList, visitList, visitLiteral, visitLocalRef, visitOver, visitRangeRef, visitWindow

Methods inherited from class java.lang.Object

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

Field Detail

inputPosReferenced

public final SortedSet<Integer> inputPosReferenced

Constructor Detail

RelOptUtil.InputReferencedVisitor

public RelOptUtil.InputReferencedVisitor()

Method Detail

visitInputRef

public RexNode visitInputRef(RexInputRef inputRef)

Specified by:

visitInputRef in interface RexVisitor<RexNode>

Overrides:

visitInputRef in class RexShuttle