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Posted to dev@hive.apache.org by "Jimmy Xiang (JIRA)" <ji...@apache.org> on 2015/02/12 02:20:11 UTC

[jira] [Assigned] (HIVE-9649) Skip orderBy or sortBy for intermediate result [Spark Branch]

     [ https://issues.apache.org/jira/browse/HIVE-9649?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jimmy Xiang reassigned HIVE-9649:
---------------------------------

    Assignee: Jimmy Xiang

> Skip orderBy or sortBy for intermediate result [Spark Branch]
> -------------------------------------------------------------
>
>                 Key: HIVE-9649
>                 URL: https://issues.apache.org/jira/browse/HIVE-9649
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Xuefu Zhang
>            Assignee: Jimmy Xiang
>
> orderBy and sortBy seem relevant only to the final result. Thus, for most of cases, if not all, orderBy/sortBy can be ignored for efficiency. This JIRA is to identify the opportunity and optimize it accordingly.



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