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Posted to dev@pig.apache.org by "Igor Yagolnitser (JIRA)" <ji...@apache.org> on 2018/07/26 00:48:00 UTC

[jira] [Created] (PIG-5350) Union of two sets with the same schema ends up with uid set to -1

Igor Yagolnitser created PIG-5350:
-------------------------------------

             Summary: Union of two sets with the same schema ends up with uid set to -1
                 Key: PIG-5350
                 URL: https://issues.apache.org/jira/browse/PIG-5350
             Project: Pig
          Issue Type: Bug
         Environment: Pig 15
            Reporter: Igor Yagolnitser


LOAD a ...

LOAD b ...

c = UNION a, b;

d = FOREACH c {

  e = FILTER d ...
  GENERATE filed1, field2, FLATTEN(e.field3);
}

I get an error: ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2271: Logical plan invalid state: invalid uid -1 in schema : field_foo#-1:tuple(field_bar#-1:double,...



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