| Package | Description | 
|---|---|
| com.streambase.sb.operator | 
 Provides classes and interfaces to add custom operators to StreamBase applications. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
AggregateWindow
represent a Heap-based aggregate window
 (For backward compat, we can't call this HeapAggregateWindow, hence have to settle with AggregateWindow) 
 | 
class  | 
TransactionalMemoryAggregateWindow
A transactional memory aggregate window 
 | 
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