[
https://issues.apache.org/jira/browse/HIVE-4179?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13621673#comment-13621673
]
Hudson commented on HIVE-4179:
------------------------------
Integrated in Hive-trunk-h0.21 #2043 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/2043/])
HIVE-4179 : NonBlockingOpDeDup does not merge SEL operators correctly
(Gunther Hagleitner via Ashutosh Chauhan) (Revision 1464042)
Result = FAILURE
hashutosh :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1464042
Files :
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/OperatorFactory.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/RowSchema.java
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/unionproc/UnionProcFactory.java
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_22.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_23.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_3.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_4.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_7.q.out
> NonBlockingOpDeDup does not merge SEL operators correctly
> ---------------------------------------------------------
>
> Key: HIVE-4179
> URL: https://issues.apache.org/jira/browse/HIVE-4179
> Project: Hive
> Issue Type: Bug
> Reporter: Gunther Hagleitner
> Assignee: Gunther Hagleitner
> Priority: Critical
> Fix For: 0.11.0
>
> Attachments: HIVE-4179.1.patch, HIVE-4179.2.patch, HIVE-4179.3.patch,
> HIVE-4179.4.patch
>
>
> The input columns list for SEL operations isn't merged properly in the
> optimization. The best way to see this is running union_remove_22.q with
> -Dhadoop.mr.rev=23. The plan shows lost UDFs and a broken lineage for one
> column.
> Note: union_remove tests do not run on hadoop 1 or 0.20.
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