[GitHub] flink issue #4702: [FLINK-7635][DataStream API][Scala API] Support sideOutpu...

[bowenli86]

Github user bowenli86 commented on the issue:

    https://github.com/apache/flink/pull/4702
  
    Thank you @aljoscha ! 
    
    I moved unrelated code changes to PR 
https://github.com/apache/flink/pull/4707
    
    Just curious that why Flink's Scala API has its own `OutputTag` class, 
rather than using `org.apache.flink.util.OutputTag`?


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