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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PIG-1132) Column Pruner issues in dealing with unprunable loader
Date Tue, 08 Dec 2009 15:42:18 GMT

    [ https://issues.apache.org/jira/browse/PIG-1132?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12787506#action_12787506

Hadoop QA commented on PIG-1132:

-1 overall.  Here are the results of testing the latest attachment 
  against trunk revision 888186.

    +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

    -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/104/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/104/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/104/console

This message is automatically generated.

> Column Pruner issues in dealing with unprunable loader
> ------------------------------------------------------
>                 Key: PIG-1132
>                 URL: https://issues.apache.org/jira/browse/PIG-1132
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.4.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.6.0
>         Attachments: PIG-1132-1.patch, PIG-1132-2.patch
> The following script fail:
> {code}
> a = load '1.txt' using BinStorage() as (a0, a1, a2);
> b = foreach a generate a2, a0, a1;
> c = foreach b generate a0, a2;
> explain c;
> {code}
> Error message:
> ERROR 2163: Error during fixing projections. Could not locate replacement column for
column: 1 in the new predecessor        at org.apache.pig.impl.logicalLayer.ProjectFixerUpper.visit(ProjectFixerUpper.java:262)
>         at org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:404)
>         at org.apache.pig.impl.logicalLayer.LOProject.visit(LOProject.java:58)
>         at org.apache.pig.impl.plan.DepthFirstWalker.depthFirst(DepthFirstWalker.java:67)
>         at org.apache.pig.impl.plan.DepthFirstWalker.walk(DepthFirstWalker.java:50)
>         at org.apache.pig.impl.plan.PlanVisitor.visit(PlanVisitor.java:51)
>         at org.apache.pig.impl.logicalLayer.LOForEach.rewire(LOForEach.java:770)
>         ... 19 more
> Also even we fix the exception, the result is wrong.
> Thanks Thejas for finding a reproducible test case for PigLatin

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