Hi Fabian,
I realized that scenario later :)
Thank you all the same.
Best
Henry
> 在 2018年9月18日，下午4:10，Fabian Hueske <fhue...@gmail.com> 写道：
>
> Hi,
>
> Any operator can have multiple out-going edges.
> If you implement something like:
>
> DataStream<X> instream = ...
>
> DataStream<Y> outstream1 = instream.map(new MapFunc1());
> DataStream<Z> outstream2 = instream.map(new MapFunc2());
>
> The node representing instream will have two outgoing edges that lead to the
> two Map nodes.
>
> Best, Fabian
>
>
> 2018-09-18 5:25 GMT+02:00 vino yang <yanghua1...@gmail.com
> <mailto:yanghua1...@gmail.com>>:
> Hi tao,
>
> The Dataflow abstraction of Flink runtime is a DAG. In a graph, there may be
> more than one in-edge and one out-edge.
> A simple example of multiple out margins is that an operator is followed by
> multiple sinks.
> For example, a sink to kafka and a sink to elasticsearch.
>
> Thanks, vino.
>
> 徐涛 <happydexu...@gmail.com <mailto:happydexu...@gmail.com>> 于2018年9月18日周二
> 上午10:34写道：
> Hi All,
> I am reading the source code of flink, when I read the StreamGraph
> generate part, I found that there is a property named outEdges in StreamNode.
> I know there is a case a StreamNode has multiple inEdges, but in which case
> the StreamNode has multiple outEdges?
> Thanks a lot.
>
> Best
> Henry
>
