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From "Jeyhun Karimov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KAFKA-3839) Handling null keys in KTable.groupBy
Date Tue, 14 Jun 2016 23:30:30 GMT

    [ https://issues.apache.org/jira/browse/KAFKA-3839?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15330865#comment-15330865
] 

Jeyhun Karimov commented on KAFKA-3839:
---------------------------------------

I can take this task as a starter.

> Handling null keys in KTable.groupBy
> ------------------------------------
>
>                 Key: KAFKA-3839
>                 URL: https://issues.apache.org/jira/browse/KAFKA-3839
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>            Reporter: Guozhang Wang
>              Labels: architecture, newbie
>
> This is first reported by [~jeff.klukas@gmail.com].
> Similarly as we handle null keys in KStream join and aggregations in KAFKA-3561 (https://github.com/apache/kafka/pull/1472),
for KTable.groupBy operators we should also gracefully handle null keys by filter them out
since they will not be participating in the aggregation.



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