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https://issues.apache.org/jira/browse/PIG-1609?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Thejas M Nair updated PIG-1609:
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Status: Patch Available (was: Open)
> 'union onschema' should give a more useful error message when schema of one
> of the relations has null column name
> -----------------------------------------------------------------------------------------------------------------
>
> Key: PIG-1609
> URL: https://issues.apache.org/jira/browse/PIG-1609
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.8.0
> Reporter: Thejas M Nair
> Assignee: Thejas M Nair
> Fix For: 0.8.0
>
> Attachments: PIG-1609.1.patch
>
>
> A better error message needs to be given in this case -
> {code}
> grunt> l = load '/tmp/empty.bag' as (i : int);
> grunt> f = foreach l generate i+1;
> grunt> describe f;
> f: {int}
> grunt> u = union onschema l , f;
> 2010-09-10 18:08:13,000 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
> 1000: Error during parsing. Error merging
> schemas for union operator
> Details at logfile: /Users/tejas/pig_nmr_syn/trunk/pig_1284167020897.log
> {code}
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