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From "Xuefu Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-9103) Support backup task for join related optimization [Spark Branch]
Date Wed, 21 Jan 2015 20:46:35 GMT

     [ https://issues.apache.org/jira/browse/HIVE-9103?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xuefu Zhang updated HIVE-9103:
------------------------------
    Priority: Blocker  (was: Major)

> Support backup task for join related optimization [Spark Branch]
> ----------------------------------------------------------------
>
>                 Key: HIVE-9103
>                 URL: https://issues.apache.org/jira/browse/HIVE-9103
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Xuefu Zhang
>            Assignee: Chao
>            Priority: Blocker
>
> In MR, backup task can be executed if the original task, which probably contains certain
(join) optimization fails. This JIRA is to track this topic for Spark. We need to determine
if we need this and implement if necessary.
> This is a followup of HIVE-9099.



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