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Hudson commented on HIVE-3171: ------------------------------ Integrated in Hive-trunk-hadoop2 #54 (See [https://builds.apache.org/job/Hive-trunk-hadoop2/54/]) HIVE-3171. Bucketed sort merge join doesn't work when multiple files exist for small alias (Navis Ryu via cws) (Revision 1382098) Result = ABORTED cws : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1382098 Files : * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExecMapperContext.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/FetchOperator.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/MapredLocalTask.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/SMBMapJoinOperator.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/SortedMergeBucketMapJoinOptimizer.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/plan/FetchWork.java * /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/util/ObjectPair.java * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_1.q * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_2.q * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_3.q * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_4.q * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_5.q * /hive/trunk/ql/src/test/queries/clientpositive/bucketcontext_6.q * /hive/trunk/ql/src/test/results/clientpositive/bucketcontext_2.q.out * /hive/trunk/ql/src/test/results/clientpositive/bucketcontext_3.q.out * /hive/trunk/ql/src/test/results/clientpositive/bucketcontext_4.q.out * /hive/trunk/ql/src/test/results/clientpositive/bucketcontext_5.q.out * /hive/trunk/ql/src/test/results/clientpositive/bucketcontext_6.q.out * /hive/trunk/serde/src/java/org/apache/hadoop/hive/serde2/ColumnProjectionUtils.java > Bucketed sort merge join doesn't work when multiple files exist for small > alias > ------------------------------------------------------------------------------- > > Key: HIVE-3171 > URL: https://issues.apache.org/jira/browse/HIVE-3171 > Project: Hive > Issue Type: Bug > Components: Query Processor > Affects Versions: 0.10.0 > Reporter: Joey Echeverria > Assignee: Navis > Labels: bucketing, joins, partitioning > Fix For: 0.10.0 > > Attachments: HIVE-3171.1.patch.txt, HIVE-3171.2.patch.txt > > > Executing a query with the MAPJOIN hint and the bucketed sort merge join > optimizations enabled: > {noformat} > set hive.input.format=org.apache.hadoop.hive.ql.io.BucketizedHiveInputFormat; > set hive.optimize.bucketmapjoin = true; > set hive.optimize.bucketmapjoin.sortedmerge = true; > {noformat} > works fine with partitioned tables if there is only one partition in the > table. However, if you add a second partition, Hive attempts to do a regular > map-side join which can fail because the tables are too large. Hive ought to > be able to still do the bucketed sort merge join with partitions. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira