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https://issues.apache.org/jira/browse/KAFKA-13817?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17536974#comment-17536974
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Lim Qing Wei commented on KAFKA-13817:
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[~mjsax] , I see, thanks for the clarification, I will work on it
> Schedule nextTimeToEmit to system time every time instead of just once
> ----------------------------------------------------------------------
>
> Key: KAFKA-13817
> URL: https://issues.apache.org/jira/browse/KAFKA-13817
> Project: Kafka
> Issue Type: Improvement
> Components: streams
> Reporter: Hao Li
> Assignee: Lim Qing Wei
> Priority: Minor
> Labels: beginner, newbie
>
> [https://github.com/apache/kafka/blob/trunk/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KStreamKStreamJoin.java#L229-L231.]
>
> If this is just scheduled once, this can trigger emit every time if system
> time jumps a lot suddenly.
>
> For example,
> # nextTimeToEmit set to 1 and step is 1
> # If next system time jumps to 100, we will always emit for next 100 records
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