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https://issues.apache.org/jira/browse/HIVE-3048?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13401893#comment-13401893
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Hudson commented on HIVE-3048:
------------------------------
Integrated in Hive-trunk-h0.21 #1515 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/1515/])
HIVE-3048 : Collect_set Aggregate does uneccesary check for value. (Ed
Capriolo via Ashutosh Chauhan) (Revision 1354079)
Result = FAILURE
hashutosh :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1354079
Files :
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDAFCollectSet.java
> Collect_set Aggregate does uneccesary check for value.
> ------------------------------------------------------
>
> Key: HIVE-3048
> URL: https://issues.apache.org/jira/browse/HIVE-3048
> Project: Hive
> Issue Type: Improvement
> Affects Versions: 0.8.1
> Reporter: Edward Capriolo
> Assignee: Edward Capriolo
> Fix For: 0.10.0
>
> Attachments: HIVE-3048.patch.1.txt
>
>
> Sets already de-duplicate for free no need for existence check.
> {noformat}
> private void putIntoSet(Object p, MkArrayAggregationBuffer myagg) {
> if (myagg.container.contains(p))
> return;
> Object pCopy = ObjectInspectorUtils.copyToStandardObject(p,
> this.inputOI);
> myagg.container.add(pCopy);
> {noformat}
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