![]() | AggregationFunction Interface |
Namespace: com.espertech.esper.common.client.hook.aggfunc
public interface AggregationFunction
The AggregationFunction type exposes the following members.
Name | Description | |
---|---|---|
![]() | Clear |
Clear out the collection.
|
![]() | Enter |
Apply the value as entering aggregation (entering window).
The value can be null since 'null' values may be counted as unique separate values.
|
![]() | Leave |
Apply the value as leaving aggregation (leaving window).
The value can be null since 'null' values may be counted as unique separate values.
|