public interface WindowSpecification<T>
Window.| Modifier and Type | Method | Description | 
|---|---|---|
long | 
lower() | 
 The window's lower frame bound. 
 | 
java.util.Optional<java.util.Comparator<? super T>> | 
order() | 
 The window order. 
 | 
java.util.function.Function<? super T,?> | 
partition() | 
 The window partition function. 
 | 
long | 
upper() | 
 The window's upper frame bound. 
 | 
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