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From "Aniket Mokashi (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-282) Custom Partitioner
Date Wed, 02 Jun 2010 20:29:38 GMT

     [ https://issues.apache.org/jira/browse/PIG-282?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Aniket Mokashi updated PIG-282:
-------------------------------

    Attachment: CustomPartitionerFinale.patch

Added code review comments and some minor changes with test cases.

> Custom Partitioner
> ------------------
>
>                 Key: PIG-282
>                 URL: https://issues.apache.org/jira/browse/PIG-282
>             Project: Pig
>          Issue Type: New Feature
>    Affects Versions: 0.7.0
>            Reporter: Amir Youssefi
>            Assignee: Aniket Mokashi
>            Priority: Minor
>             Fix For: 0.8.0
>
>         Attachments: CustomPartitioner.patch, CustomPartitionerFinale.patch, CustomPartitionerTest.patch
>
>
> By adding custom partitioner we can give control over which output partition a key (/value)
goes to. We can add keywords to language e.g. 
> PARTITION BY UDF(...)
> or a similar syntax. UDF returns a number between 0 and n-1 where n is number of output
partitions.

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