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VirtualDataWindowLookupLookup Method

Invoked by an EPL statement that queries a virtual data window to perform a lookup.

Keys passed are the actual query lookup values. For range lookups, the key passed is an instance of .

Value values follow .

EventsPerStream contains the events participating in the subquery or join. It is not necessary to use eventsPerStream and the events are provided for additional information. Please consider eventsPerStream for Esper internal use.

Namespace:  com.espertech.esper.common.client.hook.vdw
Assembly:  NEsper.Common (in NEsper.Common.dll) Version: 8.0.0.0
Syntax
C#
ISet<EventBean> Lookup(
	Object[] keys,
	EventBean[] eventsPerStream
)

Parameters

keys
Type: SystemObject
lookup values
eventsPerStream
Type: com.espertech.esper.common.clientEventBean
input events for the lookup

Return Value

Type: ISetEventBean
set of events
See Also