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Posted to dev@pig.apache.org by "Ankur (JIRA)" <ji...@apache.org> on 2010/04/26 08:49:33 UTC

[jira] Created: (PIG-1393) Bug in Nested FOREACH

Bug in Nested FOREACH
---------------------

                 Key: PIG-1393
                 URL: https://issues.apache.org/jira/browse/PIG-1393
             Project: Pig
          Issue Type: Bug
    Affects Versions: 0.7.0
            Reporter: Ankur
             Fix For: 0.8.0


Following script makes the parser throw an error

A = load 'data' as ( a: int, b: map[]) ;
B = foreach A generate ((chararray) b#'url') as url;
C = foreach B { 
      urlQueryFields = url#'queryFields';
      result = (urlQueryFields is not null) ? urlQueryFields : 1;
      generate result;
};


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[jira] Commented: (PIG-1393) Bug in Nested FOREACH

Posted by "Richard Ding (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/PIG-1393?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12889298#action_12889298 ] 

Richard Ding commented on PIG-1393:
-----------------------------------


You need to add parentheses around the binary conditions to avoid the parser error:

{code}
C = foreach B { urlQueryFields = url#'queryFields'; result = ((urlQueryFields is not null) ? urlQueryFields : 1); generate result; };
{code}

> Bug in Nested FOREACH
> ---------------------
>
>                 Key: PIG-1393
>                 URL: https://issues.apache.org/jira/browse/PIG-1393
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.7.0
>            Reporter: Ankur
>             Fix For: 0.8.0
>
>
> Following script makes the parser throw an error
> A = load 'data' as ( a: int, b: map[]) ;
> B = foreach A generate ((chararray) b#'url') as url;
> C = foreach B { 
>       urlQueryFields = url#'queryFields';
>       result = (urlQueryFields is not null) ? urlQueryFields : 1;
>       generate result;
> };

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[jira] Resolved: (PIG-1393) Bug in Nested FOREACH

Posted by "Olga Natkovich (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-1393?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Olga Natkovich resolved PIG-1393.
---------------------------------

    Resolution: Invalid

> Bug in Nested FOREACH
> ---------------------
>
>                 Key: PIG-1393
>                 URL: https://issues.apache.org/jira/browse/PIG-1393
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.7.0
>            Reporter: Ankur
>             Fix For: 0.8.0
>
>
> Following script makes the parser throw an error
> A = load 'data' as ( a: int, b: map[]) ;
> B = foreach A generate ((chararray) b#'url') as url;
> C = foreach B { 
>       urlQueryFields = url#'queryFields';
>       result = (urlQueryFields is not null) ? urlQueryFields : 1;
>       generate result;
> };

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