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Posted to dev@pig.apache.org by "Olga Natkovich (JIRA)" <ji...@apache.org> on 2008/09/09 01:49:44 UTC

[jira] Created: (PIG-423) type information is lost in nested expressions

type information is lost in nested expressions
----------------------------------------------

                 Key: PIG-423
                 URL: https://issues.apache.org/jira/browse/PIG-423
             Project: Pig
          Issue Type: Bug
    Affects Versions: types_branch
            Reporter: Olga Natkovich
            Assignee: Alan Gates
             Fix For: types_branch


Query:

grunt> A = load '/user/pig/tests/data/singlefile/studenttab10k' as (name: chararray, age, gpa);
grunt> C = foreach A generate (name is null ? '' : (name matches 'foo' ? 'FOO' : name));
grunt> describe C;

08/09/08 16:36:30 WARN pig.PigServer: bytearray is implicitly casted to chararray under LORegexp Operator
08/09/08 16:36:30 WARN pig.PigServer: bytearray is implicitly casted to chararray under LOBinCond Operator
C: {chararray}

The warnings look wrong since name is explicitely declared as chararray. 


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[jira] Resolved: (PIG-423) type information is lost in nested expressions

Posted by "Alan Gates (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/PIG-423?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alan Gates resolved PIG-423.
----------------------------

    Resolution: Cannot Reproduce

When I run this query now it does not produce the warnings.  If I actually run the script instead of just describe it, it runs to completion and appears to produce correct results.  Since it appears the error is somewhat old, I'm assuming some other fix fixed this as well.

> type information is lost in nested expressions
> ----------------------------------------------
>
>                 Key: PIG-423
>                 URL: https://issues.apache.org/jira/browse/PIG-423
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: types_branch
>            Reporter: Olga Natkovich
>            Assignee: Alan Gates
>             Fix For: types_branch
>
>
> Query:
> grunt> A = load '/user/pig/tests/data/singlefile/studenttab10k' as (name: chararray, age, gpa);
> grunt> C = foreach A generate (name is null ? '' : (name matches 'foo' ? 'FOO' : name));
> grunt> describe C;
> 08/09/08 16:36:30 WARN pig.PigServer: bytearray is implicitly casted to chararray under LORegexp Operator
> 08/09/08 16:36:30 WARN pig.PigServer: bytearray is implicitly casted to chararray under LOBinCond Operator
> C: {chararray}
> The warnings look wrong since name is explicitely declared as chararray. 

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