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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2013/01/14 01:50:12 UTC

[jira] [Updated] (HIVE-1695) MapJoin followed by ReduceSink should be done as single MapReduce Job

     [ https://issues.apache.org/jira/browse/HIVE-1695?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ashutosh Chauhan updated HIVE-1695:
-----------------------------------

    Fix Version/s:     (was: 0.10.0)
    
> MapJoin followed by ReduceSink should be done as single MapReduce Job
> ---------------------------------------------------------------------
>
>                 Key: HIVE-1695
>                 URL: https://issues.apache.org/jira/browse/HIVE-1695
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Amareshwari Sriramadasu
>            Assignee: Sreekanth Ramakrishnan
>         Attachments: hive-1695-1.patch, hive-1695.patch
>
>
> Currently MapJoin followed by ReduceSink runs as two MapReduce jobs : One map only job followed by a Map-Reduce job. It can be combined into single MapReduce Job.

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