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From "Richard Ding (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-1060) MultiQuery optimization throws error for multi-level splits
Date Thu, 05 Nov 2009 18:03:32 GMT

     [ https://issues.apache.org/jira/browse/PIG-1060?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Richard Ding updated PIG-1060:
------------------------------

    Attachment: PIG-1060.patch

This patch fixes the bug.

> MultiQuery optimization throws error for multi-level splits
> -----------------------------------------------------------
>
>                 Key: PIG-1060
>                 URL: https://issues.apache.org/jira/browse/PIG-1060
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.5.0
>            Reporter: Ankur
>            Assignee: Richard Ding
>         Attachments: PIG-1060.patch
>
>
> Consider the following scenario :-
> 1. Multi-level splits in the map plan.
> 2. Each split branch further progressing across a local-global rearrange.
> 3. Output of each of these finally merged via a UNION.
> MultiQuery optimizer throws the following error in such a case:
> "ERROR 2146: Internal Error. Inconsistency in key index found during optimization."

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