[jira] Resolved: (PIG-1776) changing statement corresponding to alias after explain , then doing dump gives incorrect result

["Thejas M Nair (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PIG-1776?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Thejas M Nair resolved PIG-1776.
--------------------------------

       Resolution: Fixed
    Fix Version/s: 0.9.0

Patch committed to 0.8 branch and trunk

> changing statement corresponding to alias after explain , then doing dump gives incorrect result
> ------------------------------------------------------------------------------------------------
>
>                 Key: PIG-1776
>                 URL: https://issues.apache.org/jira/browse/PIG-1776
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Thejas M Nair
>            Assignee: Thejas M Nair
>             Fix For: 0.9.0, 0.8.0
>
>         Attachments: PIG-1776.1.patch
>
>
> {code}
> grunt> a = load '/tmp/t2.txt' as (str:chararray, num1:int, alph : chararray);
> grunt> dump a;
> (ABC,1,a)
> (ABC,1,b)
> (ABC,1,a)
> (ABC,2,b)
> (DEF,1,d)
> (XYZ,1,x)
> grunt> c = foreach b  generate group.str, group.$1, COUNT(a.alph) ;          
> grunt> dump c; -- gives correct results
> (ABC,1,3)
> (ABC,2,1)
> (DEF,1,1)
> (XYZ,1,1)
> /* but dumping c after following steps gives incorrect results */
> grunt> c = foreach b  generate group.$0 , (CHARARRAY)group.$1;                                                                                 
> grunt> explain c;
> ...
> ...
> grunt> c = foreach b  generate group.str, group.$1, COUNT(a.alph) ;
> grunt> dump c;             
> (ABC,1,0)
> (ABC,2,0)
> (DEF,1,0)
> (XYZ,1,0)
> {code}

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