[ https://issues.apache.org/jira/browse/PIG-1438?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12876840#action_12876840 ]
Hadoop QA commented on PIG-1438: -------------------------------- +1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12446604/PIG-1438.patch against trunk revision 952098. +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 3 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-h7.grid.sp2.yahoo.net/333/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/333/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Console output: http://hudson.zones.apache.org/hudson/job/Pig-Patch-h7.grid.sp2.yahoo.net/333/console This message is automatically generated. > [Performance] MultiQueryOptimizer should also merge DISTINCT jobs > ----------------------------------------------------------------- > > Key: PIG-1438 > URL: https://issues.apache.org/jira/browse/PIG-1438 > Project: Pig > Issue Type: Improvement > Components: impl > Affects Versions: 0.7.0 > Reporter: Richard Ding > Assignee: Richard Ding > Fix For: 0.8.0 > > Attachments: PIG-1438.patch > > > Current implementation doesn't merge jobs derived from DISTINCT statements. > The reason is that DISTINCT jobs are implemented using a special combiner > (DistinctCombiner). But we should be able to merge jobs that have the same > type of combiner (e.g. merge multiple DISTINCT jobs into one). -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.