Igor Yagolnitser created PIG-5350:
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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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