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From "Xuefu Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (PIG-2002) Regression: Pig gives error "Projection with nothing to reference!" for a valid query
Date Tue, 19 Apr 2011 19:54:05 GMT

     [ https://issues.apache.org/jira/browse/PIG-2002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xuefu Zhang updated PIG-2002:
-----------------------------

    Attachment: PIG-2002.patch

> Regression: Pig gives error "Projection with nothing to reference!" for a valid query
> -------------------------------------------------------------------------------------
>
>                 Key: PIG-2002
>                 URL: https://issues.apache.org/jira/browse/PIG-2002
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.9.0
>            Reporter: Xuefu Zhang
>            Assignee: Xuefu Zhang
>             Fix For: 0.10
>
>         Attachments: PIG-2002.patch
>
>
> Pig has problem parsing the following query:
> A = load 'x' as (u:map[], v);
> B = foreach A { T = (chararray)u#'hello'#'world'; generate T; };
> 2011-04-19 12:45:24,486 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 2225: Projection
with nothing to reference!

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