FireOnEachEvent

triggers

FirstAggregator

aggregates

FlinkCtx

DelayFunction UnionMemoFunction AggregatorFunction EmitExtraWindowWhenNoDataTumblingAggregatorFunction EmitWhenEventLeftAggregatorFunction SingleSideJoinAggregatorFunction

FlinkKeyOperations

richflink

FlinkOnTimerCtx

EmitExtraWindowWhenNoDataTumblingAggregatorFunction EmitWhenEventLeftAggregatorFunction

FlinkTimerCtx

DelayFunction

flink

engine