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Posted to issues@flink.apache.org by "Fabian Hueske (JIRA)" <ji...@apache.org> on 2015/11/16 14:44:15 UTC

[jira] [Updated] (FLINK-1240) We cannot use sortGroup on a global reduce

     [ https://issues.apache.org/jira/browse/FLINK-1240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Fabian Hueske updated FLINK-1240:
---------------------------------
    Fix Version/s:     (was: 0.10.0)
                   1.0.0

> We cannot use sortGroup on a global reduce
> ------------------------------------------
>
>                 Key: FLINK-1240
>                 URL: https://issues.apache.org/jira/browse/FLINK-1240
>             Project: Flink
>          Issue Type: Improvement
>            Reporter: Aljoscha Krettek
>            Priority: Minor
>             Fix For: 1.0.0
>
>
> This is only an API problem, I hope.
> I also know, that this is potentially a very bad idea because everything must be sorted on one node. In some cases, such as sorted first-n this would make sense, though, since there we use a combiner.



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