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From "Pradeep Kamath (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-804) problem with lineage with double map redirection
Date Tue, 26 May 2009 17:53:45 GMT

     [ https://issues.apache.org/jira/browse/PIG-804?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Pradeep Kamath updated PIG-804:
-------------------------------

      Resolution: Fixed
    Hadoop Flags: [Reviewed]
          Status: Resolved  (was: Patch Available)

Patch was commited on May 13 2009.

> problem with lineage with double map redirection
> ------------------------------------------------
>
>                 Key: PIG-804
>                 URL: https://issues.apache.org/jira/browse/PIG-804
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.2.1
>            Reporter: Olga Natkovich
>            Assignee: Pradeep Kamath
>             Fix For: 0.3.0
>
>         Attachments: PIG-804.patch
>
>
> v1       = load     'data' as (s,m,l);
> v2       = foreach  v1  GENERATE
>                         s#'src_spaceid' AS vspaceid ;
> v3       = foreach  v2  GENERATE
>                         (chararray)vspaceid#'foo';
> explain v3;
> The last cast does not have a loader associated with it and as the result the script
fails on the backend with the following error: "Received a bytearray from the UDF. Cannot
determine how to convert the bytearray to string."

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