Package org.apache.calcite.rex
Class RexProgram.ReferenceCounter
- java.lang.Object
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- org.apache.calcite.rex.RexVisitorImpl<java.lang.Void>
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- org.apache.calcite.rex.RexProgram.ReferenceCounter
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- All Implemented Interfaces:
RexVisitor<java.lang.Void>
- Enclosing class:
- RexProgram
private class RexProgram.ReferenceCounter extends RexVisitorImpl<java.lang.Void>
Visitor which marks which expressions are used.
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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 Constructor Description ReferenceCounter()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Void
visitLocalRef(RexLocalRef localRef)
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Methods inherited from class org.apache.calcite.rex.RexVisitorImpl
visitArrayAnd, visitArrayOr, visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitInputRef, visitLiteral, visitOver, visitPatternFieldRef, visitRangeRef, visitSubQuery, visitTableInputRef
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Method Detail
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visitLocalRef
public java.lang.Void visitLocalRef(RexLocalRef localRef)
- Specified by:
visitLocalRef
in interfaceRexVisitor<java.lang.Void>
- Overrides:
visitLocalRef
in classRexVisitorImpl<java.lang.Void>
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