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From "Koji Noguchi (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PIG-5350) Union of two sets with the same schema ends up with uid set to -1
Date Wed, 15 Aug 2018 14:13:00 GMT

    [ https://issues.apache.org/jira/browse/PIG-5350?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16581121#comment-16581121
] 

Koji Noguchi commented on PIG-5350:
-----------------------------------

[~Izya_aka_MOHCTP], if at all possible, can you try coming up with a complete script that
you can share with us? 
Also, appreciate if you could try on trunk or on pig-0.17.
(and sorry for my late update)

> 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
>            Priority: Major
>
> 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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