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From "Koji Noguchi (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (PIG-2802) Wrong Schema generated when there is a dangling alias
Date Wed, 12 Dec 2012 20:30:20 GMT

     [ https://issues.apache.org/jira/browse/PIG-2802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Koji Noguchi resolved PIG-2802.
-------------------------------

    Resolution: Duplicate
    
> Wrong Schema generated when there is a dangling alias
> -----------------------------------------------------
>
>                 Key: PIG-2802
>                 URL: https://issues.apache.org/jira/browse/PIG-2802
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.9.2, 0.10.0
>            Reporter: Anitha Raju
>
> Hi,
> Script
> {code}
> A = load 'test.txt' using PigStorage() AS (x:int,y:int, z:int) ;
> B = GROUP A BY x;
> C = foreach B generate A.x as s;
> describe C; -- C: {s: {(x: int)}}
> D = FOREACH B {
>    E = ORDER A by y;
>    GENERATE A.x as s;
> };
> describe D; -- D: {x: int,y: int,z: int}
> {code}
> Here E is a dangling alias. 
> Regards,
> Anitha

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