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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (PIG-1074) Zebra store function should allow '::' in column names in output schema
Date Thu, 26 Nov 2009 05:35:39 GMT

    [ https://issues.apache.org/jira/browse/PIG-1074?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12782750#action_12782750
] 

Hadoop QA commented on PIG-1074:
--------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12426166/PIG-1074.patch
  against trunk revision 884235.

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

    +1 tests included.  The patch appears to include 7 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 passed 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/56/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/56/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h8.grid.sp2.yahoo.net/56/console

This message is automatically generated.

> Zebra store function should allow '::' in column names in output schema
> -----------------------------------------------------------------------
>
>                 Key: PIG-1074
>                 URL: https://issues.apache.org/jira/browse/PIG-1074
>             Project: Pig
>          Issue Type: Bug
>            Reporter: Pradeep Kamath
>            Assignee: Yan Zhou
>             Fix For: 0.6.0, 0.7.0
>
>         Attachments: PIG-1074.patch, PIG-1074.patch, PIG-1074.patch
>
>
> the following script fails: 
>  {noformat}
>             a = load '/zebra/singlefile/studenttab10k' using org.apache.hadoop.zebra.pig.TableLoader()
as (name, age, gpa);
>                         b = load '/zebra/singlefile/votertab10k' using org.apache.hadoop.zebra.pig.TableLoader()
as (name, age, registration, contributions);
>                         c = filter a by age < 20;
>                         d = filter b by age < 20;
>                         store c into '/user/pig/out//ZebraMultiQuery_30.out.1' using
org.apache.hadoop.zebra.pig.TableStorer('');
>                         store d into '/user/pig/out//ZebraMultiQuery_30.out.2' using
org.apache.hadoop.zebra.pig.TableStorer('');
>                         e = cogroup c by name, d by name;
>                         f = foreach e generate flatten(c), flatten(d);
>                         store f into '/user/pig//ZebraMultiQuery_30.out.3' using org.apache.hadoop.zebra.pig.TableStorer('');
> {noformat}
> Here the schema of f has names like c::name and it looks like zebra storefunc does not
allow '::' in column name 
> The stack trace is
>  
> ERROR 2997: Unable to recreate exception from backend error: java.io.IOException: ColumnGroup.Writer
constructor failed : Partition constructor failed :Encountered " ":" ": "" at line 1, column
3.
>  

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