Package org.apache.calcite.rex

Class RexUtil.CorrelationFinder

java.lang.Object

org.apache.calcite.rex.RexVisitorImpl<java.lang.Void>

org.apache.calcite.rex.RexUtil.CorrelationFinder

All Implemented Interfaces:

RexVisitor<java.lang.Void>

Enclosing class:

RexUtil

private static class RexUtil.CorrelationFinder
extends RexVisitorImpl<java.lang.Void>

Visitor that throws Util.FoundOne if applied to an expression that contains a RexCorrelVariable.

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static RexUtil.CorrelationFinder	INSTANCE

Fields inherited from class org.apache.calcite.rex.RexVisitorImpl

deep

Constructor Summary

Constructors

Modifier	Constructor	Description
private	CorrelationFinder()

Method Summary

Modifier and Type	Method	Description
java.lang.Void	visitCorrelVariable(RexCorrelVariable var)

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

visitArrayAnd, visitArrayOr, visitCall, visitDynamicParam, visitFieldAccess, visitInputRef, visitLiteral, visitLocalRef, visitOver, visitPatternFieldRef, visitRangeRef, visitSubQuery, visitTableInputRef

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

static final RexUtil.CorrelationFinder INSTANCE

Constructor Detail

CorrelationFinder

private CorrelationFinder()

Method Detail

visitCorrelVariable

public java.lang.Void visitCorrelVariable(RexCorrelVariable var)

Specified by:

visitCorrelVariable in interface RexVisitor<java.lang.Void>

Overrides:

visitCorrelVariable in class RexVisitorImpl<java.lang.Void>