[jira] [Created] (PIG-4974) A simple map reference fail to cast

["Koji Noguchi (JIRA)" <ji...@apache.org>]

Koji Noguchi created PIG-4974:
---------------------------------

             Summary: A simple map reference fail to cast
                 Key: PIG-4974
                 URL: https://issues.apache.org/jira/browse/PIG-4974
             Project: Pig
          Issue Type: Bug
            Reporter: Koji Noguchi
            Assignee: Koji Noguchi


{code}
A = load 'input.txt' as (m:[bytearray]);
B = FOREACH A GENERATE m#'a' as a, m#'e' as e;
C = FILTER B by a != 'abc' and e != 'abc';
store C into 'output';
{code}

This fails with 
{panel}
Caused by: org.apache.pig.backend.executionengine.ExecException: ERROR 1075: Received a bytearray from the UDF or Union from two different Loaders. Cannot determine how to convert the bytearray to string
{panel}



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