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From "Alan Gates (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-1554) PERF: create accumulative bag in RelationToExpressionProject
Date Tue, 21 Sep 2010 18:07:33 GMT

     [ https://issues.apache.org/jira/browse/PIG-1554?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Alan Gates updated PIG-1554:
----------------------------

         Assignee: Thejas M Nair
    Fix Version/s: 0.9.0

> PERF: create accumulative bag in RelationToExpressionProject
> ------------------------------------------------------------
>
>                 Key: PIG-1554
>                 URL: https://issues.apache.org/jira/browse/PIG-1554
>             Project: Pig
>          Issue Type: Improvement
>            Reporter: Thejas M Nair
>            Assignee: Thejas M Nair
>             Fix For: 0.9.0
>
>
> In nested-foreach, RelationToExpressionProject creates a DefaultDataBag out of the results
of PODistinct and POSort . If the results of the plan are going to be consumed by a operations
that support accumulative interface such as COUNT the results can be linked to a new Accumulative
bag .

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