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Posted to common-dev@hadoop.apache.org by "Joydeep Sen Sarma (JIRA)" <ji...@apache.org> on 2008/10/20 09:24:44 UTC

[jira] Updated: (HADOOP-4230) Hive: GroupBy should not pass the whole row from mapper to reducer

     [ https://issues.apache.org/jira/browse/HADOOP-4230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joydeep Sen Sarma updated HADOOP-4230:
--------------------------------------

    Attachment: 127367.patch

> Hive: GroupBy should not pass the whole row from mapper to reducer
> ------------------------------------------------------------------
>
>                 Key: HADOOP-4230
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4230
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: contrib/hive
>            Reporter: Zheng Shao
>            Assignee: Namit Jain
>         Attachments: 127367.patch
>
>
> We only need to pass fields that are needed.

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