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From "Yan Zhou (JIRA)" <j...@apache.org>
Subject [jira] Updated: (PIG-1658) ORDER BY does not work properly on integer/short keys that are -1
Date Fri, 01 Oct 2010 05:15:33 GMT

     [ https://issues.apache.org/jira/browse/PIG-1658?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yan Zhou updated PIG-1658:
--------------------------

    Attachment: PIG-1658.patch

This problem is caused by the PIG-1295 patch.

test-core pass. Zebra's nightly pass too.

test-patch output:

     [exec] -1 overall.
     [exec]
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec]
     [exec]     -1 tests included.  The patch doesn't appear to include any new or modified
tests.
     [exec]                         Please justify why no tests are needed for this patch.
     [exec]
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec]
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler
warnings.
     [exec]
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec]
     [exec]     +1 release audit.  The applied patch does not increase the total number of
release audit warnings.

Zebra's TestMergeJoinPartial is used to verify the fix.

> ORDER BY does not work properly on integer/short keys that are -1
> -----------------------------------------------------------------
>
>                 Key: PIG-1658
>                 URL: https://issues.apache.org/jira/browse/PIG-1658
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.8.0
>            Reporter: Yan Zhou
>            Assignee: Yan Zhou
>             Fix For: 0.8.0
>
>         Attachments: PIG-1658.patch
>
>
> In fact, all these types of keys of values that are negative but within the byte or short's
range would have the problem.
> Basic cally, a byte value of -1 & 0xff will return 255 not -1.

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