[This topic is pre-release documentation and is subject to change in future releases. Blank topics are included as placeholders.]

Service for maintaing aggregation state. Processes events entering (a window, a join etc,) and events leaving. Answers questions about current aggrataion state for a given row.

The following tables list the members exposed by the AggregationService type.

Public Methods

  NameDescription
ApplyEnter
Apply events as entering a window (new events).

ApplyLeave
Apply events as leaving a window (old events).

GetValue
Returns current aggregation state, for use by expression node representing an aggregation function.
(Inherited from AggregationResultFuture.)