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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-5335) Allow ListCheckpointed user functions to return null
Date Thu, 15 Dec 2016 10:23:58 GMT

    [ https://issues.apache.org/jira/browse/FLINK-5335?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15751006#comment-15751006
] 

ASF GitHub Bot commented on FLINK-5335:
---------------------------------------

Github user aljoscha commented on the issue:

    https://github.com/apache/flink/pull/3005
  
    Thanks for your work! 😃 
    
    I merged. Could you please close this PR and the Jira issue?


> Allow ListCheckpointed user functions to return null
> ----------------------------------------------------
>
>                 Key: FLINK-5335
>                 URL: https://issues.apache.org/jira/browse/FLINK-5335
>             Project: Flink
>          Issue Type: Improvement
>          Components: State Backends, Checkpointing
>            Reporter: Stefan Richter
>            Assignee: Stefan Richter
>
> Currently, it is not allowed to return null as result for the methods in {{ListCheckpointed}}.
From a usability perspective, I think it is nicer to allow this.



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