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From "Siying Dong (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-1305) add progress in join and groupby
Date Fri, 09 Jul 2010 01:18:50 GMT

     [ https://issues.apache.org/jira/browse/HIVE-1305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Siying Dong updated HIVE-1305:
------------------------------

    Attachment: hive.1305.2.patch

> add progress in join and groupby
> --------------------------------
>
>                 Key: HIVE-1305
>                 URL: https://issues.apache.org/jira/browse/HIVE-1305
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Siying Dong
>         Attachments: hive.1305.1.patch, hive.1305.2.patch
>
>
> The operators join and groupby can consume a lot of rows before producing any output.

> All operators which do not have a output for every input should report progress periodically.
> Currently, it is only being done for ScriptOperator and FilterOperator.

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