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https://issues.apache.org/jira/browse/TAJO-833?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14003127#comment-14003127
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Tajo QA commented on TAJO-833:
------------------------------
{color:red}*-1 overall.*{color} Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12645581/TAJO-833.patch
against master revision d0528d1.
{color:green}+1 @author.{color} The patch does not contain any @author
tags.
{color:green}+1 tests included.{color} The patch appears to include 3 new
or modified test files.
{color:green}+1 javac.{color} The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc.{color} The applied patch does not increase the
total number of javadoc warnings.
{color:green}+1 checkstyle.{color} The patch generated 0 code style errors.
{color:red}-1 findbugs.{color} The patch appears to introduce 194 new
Findbugs (version 1.3.9) warnings.
{color:green}+1 release audit.{color} The applied patch does not increase
the total number of release audit warnings.
{color:green}+1 core tests.{color} The patch passed unit tests in
tajo-core tajo-storage.
Test results:
https://builds.apache.org/job/PreCommit-TAJO-Build/428//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-TAJO-Build/428//artifact/incubator-tajo/patchprocess/newPatchFindbugsWarningstajo-core.html
Console output: https://builds.apache.org/job/PreCommit-TAJO-Build/428//console
This message is automatically generated.
> NPE occurs when using the column as a alias name in the multiple DISTINCT.
> --------------------------------------------------------------------------
>
> Key: TAJO-833
> URL: https://issues.apache.org/jira/browse/TAJO-833
> Project: Tajo
> Issue Type: Bug
> Reporter: Hyoungjun Kim
> Assignee: Hyoungjun Kim
> Priority: Minor
> Attachments: TAJO-833.patch
>
>
> See title. The next query using column name l_partkey as alias throws NPE.
> {code:sql}
> select
> lineitem.l_orderkey as l_orderkey,
> lineitem.l_partkey as l_partkey,
> count(distinct lineitem.l_partkey) as cnt1,
> count(distinct lineitem.l_suppkey) as cnt2,
> sum(lineitem.l_quantity) as sum1
> from
> lineitem
> group by
> lineitem.l_orderkey, lineitem.l_partkey
> {code}
> {noformat}
> 2014-05-16 16:28:42,963 ERROR org.apache.tajo.worker.Task:
> java.lang.NullPointerException
> at org.apache.tajo.storage.VTuple.getFloat8(VTuple.java:151)
> at
> org.apache.tajo.storage.RawFile$RawFileAppender.addTuple(RawFile.java:640)
> at
> org.apache.tajo.engine.planner.physical.HashShuffleFileWriteExec.next(HashShuffleFileWriteExec.java:120)
> at org.apache.tajo.worker.Task.run(Task.java:383)
> at org.apache.tajo.worker.TaskRunner$1.run(TaskRunner.java:391)
> at java.lang.Thread.run(Thread.java:744)
> {noformat}
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