[ 
https://issues.apache.org/jira/browse/PIG-1296?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12845584#action_12845584
 ] 

Hadoop QA commented on PIG-1296:
--------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12438842/PIG-1296-1.patch
  against trunk revision 923043.

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

    -1 tests included.  The patch doesn't appear to include any new or modified 
tests.
                        Please justify why no tests are needed for this patch.

    +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 passed core unit tests.

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

Test results: 
http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/238/testReport/
Findbugs warnings: 
http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/238/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: 
http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/238/console

This message is automatically generated.

> Skewed join fail due to negative partition index
> ------------------------------------------------
>
>                 Key: PIG-1296
>                 URL: https://issues.apache.org/jira/browse/PIG-1296
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>    Affects Versions: 0.7.0
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>             Fix For: 0.7.0
>
>         Attachments: PIG-1296-1.patch
>
>
> Skewed join throw stack:
> java.io.IOException: Illegal partition for Partition: -1 Null: false index: 0 
> (fc52di95l6m3j,20100210) (-3648)
>             at 
> org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:904)
>             at 
> org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:541)
>             at 
> org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
>             at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$MapWithPartitionIndex.collect(PigMapReduce.java:187)
>             at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapReduce$MapWithPartitionIndex.runPipeline(PigMapReduce.java:206)
>             at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:227)
>             at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:52)
>             at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
>             at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:621)
>             at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305)
>             at org.apache.hadoop.mapred.Child.main(Child.java:159)

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