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https://issues.apache.org/jira/browse/FLINK-4460?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15900753#comment-15900753
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ASF GitHub Bot commented on FLINK-4460:
---------------------------------------
Github user chenqin commented on a diff in the pull request:
https://github.com/apache/flink/pull/3484#discussion_r104847832
--- Diff:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/graph/StreamingJobGraphGenerator.java
---
@@ -439,6 +450,7 @@ public static boolean isChainable(StreamEdge edge,
StreamGraph streamGraph) {
headOperator.getChainingStrategy() ==
ChainingStrategy.ALWAYS)
&& (edge.getPartitioner() instanceof
ForwardPartitioner)
&& upStreamVertex.getParallelism() ==
downStreamVertex.getParallelism()
+ && edge.getOutputTag() == null // disable
chaining for side outputs
--- End diff --
I remember you mentioned latest version side output works with chain or no?
> Side Outputs in Flink
> ---------------------
>
> Key: FLINK-4460
> URL: https://issues.apache.org/jira/browse/FLINK-4460
> Project: Flink
> Issue Type: New Feature
> Components: Core, DataStream API
> Affects Versions: 1.2.0, 1.1.3
> Reporter: Chen Qin
> Assignee: Chen Qin
> Labels: latearrivingevents, sideoutput
>
> https://docs.google.com/document/d/1vg1gpR8JL4dM07Yu4NyerQhhVvBlde5qdqnuJv4LcV4/edit?usp=sharing
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