Package org.apache.iceberg.expressions
Interface Bound<T>
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- Type Parameters:
T
- the Java type of values produced by this expression
- All Known Subinterfaces:
BoundTerm<T>
- All Known Implementing Classes:
BoundLiteralPredicate
,BoundPredicate
,BoundReference
,BoundSetPredicate
,BoundTransform
,BoundUnaryPredicate
public interface Bound<T>
Represents a bound value expression.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description T
eval(StructLike struct)
Produce a value from the struct for this expression.BoundReference<?>
ref()
Returns the underlying reference.
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Method Detail
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ref
BoundReference<?> ref()
Returns the underlying reference.
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eval
T eval(StructLike struct)
Produce a value from the struct for this expression.- Parameters:
struct
- a struct of incoming data- Returns:
- the value of this expression when evaluated on the incoming struct
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