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From "Ashish Thusoo (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-28) [hive] small part files can result in case of a good filter or map-only jobs
Date Mon, 01 Dec 2008 17:09:44 GMT

     [ https://issues.apache.org/jira/browse/HIVE-28?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ashish Thusoo updated HIVE-28:
------------------------------

    Component/s: Query Processor

> [hive] small part files can result in case of a good filter or map-only jobs
> ----------------------------------------------------------------------------
>
>                 Key: HIVE-28
>                 URL: https://issues.apache.org/jira/browse/HIVE-28
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Namit Jain
>
> A map-only job can result in a lot of empty files. 
> Now if another job is created on this, it takes a lot of time - some hadoop issue - does
not scale very well with a large number mappers

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