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From "Daniel Dai (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (PIG-2428) In pig9, can't have limit(order by) without getting a null error
Date Fri, 13 Jan 2012 08:59:40 GMT

     [ https://issues.apache.org/jira/browse/PIG-2428?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Daniel Dai updated PIG-2428:
----------------------------

    Attachment: PIG-2428-2.patch

PIG-2428-2.patch fix unit test failure.
                
> In pig9, can't have limit(order by) without getting a null error
> ----------------------------------------------------------------
>
>                 Key: PIG-2428
>                 URL: https://issues.apache.org/jira/browse/PIG-2428
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.9.0, 0.9.2
>            Reporter: Jonathan Coveney
>            Assignee: Jonathan Coveney
>         Attachments: PIG-2428-0.patch, PIG-2428-1.patch, PIG-2428-2.patch
>
>
> {code}
> a = load 'thing' as (x:int);
> b = group a by x;
> c = foreach b generate group as x, COUNT(a) as count;
> d = limit (order c by count DESC) 2000;
> describe d;
> {code}
> This gives the following error:
> 2011-12-13 13:56:32,144 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1005: No
plan for d to describe
> In trunk, it ran without issue. Not sure what the difference is, but it'd be nice to
patch 0.9.2 since a lot of people (including amazon!) are using pig 9 now.

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