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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PIG-1118) expression with aggregate functions returning null, with accumulate interface
Date Thu, 03 Dec 2009 03:50:20 GMT

    [ https://issues.apache.org/jira/browse/PIG-1118?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12785166#action_12785166
] 

Hadoop QA commented on PIG-1118:
--------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12426698/PIG_1118.patch
  against trunk revision 886015.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 3 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    -1 core tests.  The patch failed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/79/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/79/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/79/console

This message is automatically generated.

> expression with aggregate functions returning null, with accumulate interface
> -----------------------------------------------------------------------------
>
>                 Key: PIG-1118
>                 URL: https://issues.apache.org/jira/browse/PIG-1118
>             Project: Pig
>          Issue Type: Bug
>            Reporter: Thejas M Nair
>            Assignee: Ying He
>             Fix For: 0.7.0
>
>         Attachments: PIG_1118.patch
>
>
> The problem is in trunk . It works fine in 0.6 branch.
> l = load '/tmp/students.txt' as (a : chararray,b : chararray,c : int);
> grunt> g = group l by 1;
> grunt> dump g;
> (1,{(asdfxc,M,23),(qwer,F,21),(uhsdf,M,34),(zxldf,M,21),(qwer,F,23),(oiue,M,54)})
> grunt> f = foreach g generate SUM(l.c), 1 + SUM(l.c) + SUM(l.c);
> grunt> dump f;
> (176L,)

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