Package org.apache.calcite.rel.metadata
Class RelMdPredicates.JoinConditionBasedPredicateInference.EquivalenceFinder
- java.lang.Object
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- org.apache.calcite.rex.RexVisitorImpl<java.lang.Void>
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- org.apache.calcite.rel.metadata.RelMdPredicates.JoinConditionBasedPredicateInference.EquivalenceFinder
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- All Implemented Interfaces:
RexVisitor<java.lang.Void>
- Enclosing class:
- RelMdPredicates.JoinConditionBasedPredicateInference
class RelMdPredicates.JoinConditionBasedPredicateInference.EquivalenceFinder extends RexVisitorImpl<java.lang.Void>
Find expressions of the form 'col_x = col_y'.
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Field Summary
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Fields inherited from class org.apache.calcite.rex.RexVisitorImpl
deep
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Constructor Summary
Constructors Modifier Constructor Description protected
EquivalenceFinder()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Void
visitCall(RexCall call)
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Methods inherited from class org.apache.calcite.rex.RexVisitorImpl
visitArrayAnd, visitArrayOr, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitInputRef, visitLiteral, visitLocalRef, visitOver, visitPatternFieldRef, visitRangeRef, visitSubQuery, visitTableInputRef
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Method Detail
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visitCall
public java.lang.Void visitCall(RexCall call)
- Specified by:
visitCall
in interfaceRexVisitor<java.lang.Void>
- Overrides:
visitCall
in classRexVisitorImpl<java.lang.Void>
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