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Hudson commented on HIVE-2642: ------------------------------ Integrated in Hive-trunk-h0.21 #1164 (See [https://builds.apache.org/job/Hive-trunk-h0.21/1164/]) HIVE-2642 fix Hive-2566 and make union optimization more aggressive (Yongqiang He via namit) namit : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1221812 Files : * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRFileSink1.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRProcContext.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRRedSink3.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRTableScan1.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMRUnion1.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/GenMapRedUtils.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/unionproc/UnionProcContext.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/unionproc/UnionProcFactory.java * /hive/trunk/ql/src/test/queries/clientpositive/union26.q * /hive/trunk/ql/src/test/results/clientpositive/auto_join27.q.out * /hive/trunk/ql/src/test/results/clientpositive/input25.q.out * /hive/trunk/ql/src/test/results/clientpositive/input26.q.out * /hive/trunk/ql/src/test/results/clientpositive/join35.q.out * /hive/trunk/ql/src/test/results/clientpositive/lineage1.q.out * /hive/trunk/ql/src/test/results/clientpositive/load_dyn_part14.q.out * /hive/trunk/ql/src/test/results/clientpositive/merge4.q.out * /hive/trunk/ql/src/test/results/clientpositive/ppd_union_view.q.out * /hive/trunk/ql/src/test/results/clientpositive/ql_rewrite_gbtoidx.q.out * /hive/trunk/ql/src/test/results/clientpositive/stats1.q.out * /hive/trunk/ql/src/test/results/clientpositive/union10.q.out * /hive/trunk/ql/src/test/results/clientpositive/union11.q.out * /hive/trunk/ql/src/test/results/clientpositive/union12.q.out * /hive/trunk/ql/src/test/results/clientpositive/union14.q.out * /hive/trunk/ql/src/test/results/clientpositive/union15.q.out * /hive/trunk/ql/src/test/results/clientpositive/union17.q.out * /hive/trunk/ql/src/test/results/clientpositive/union18.q.out * /hive/trunk/ql/src/test/results/clientpositive/union19.q.out * /hive/trunk/ql/src/test/results/clientpositive/union20.q.out * /hive/trunk/ql/src/test/results/clientpositive/union22.q.out * /hive/trunk/ql/src/test/results/clientpositive/union24.q.out * /hive/trunk/ql/src/test/results/clientpositive/union25.q.out * /hive/trunk/ql/src/test/results/clientpositive/union26.q.out * /hive/trunk/ql/src/test/results/clientpositive/union3.q.out * /hive/trunk/ql/src/test/results/clientpositive/union4.q.out * /hive/trunk/ql/src/test/results/clientpositive/union5.q.out * /hive/trunk/ql/src/test/results/clientpositive/union6.q.out * /hive/trunk/ql/src/test/results/clientpositive/union7.q.out > fix Hive-2566 and make union optimization more aggressive > ---------------------------------------------------------- > > Key: HIVE-2642 > URL: https://issues.apache.org/jira/browse/HIVE-2642 > Project: Hive > Issue Type: Improvement > Reporter: He Yongqiang > Assignee: He Yongqiang > Attachments: HIVE-2642.D735.1.patch > > > Hive-2566 did some optimizations to union, but cause some problems. And then > got reverted. This is to get it back and fix the problems we saw, and also > make union optimization more aggressive. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira