[
https://issues.apache.org/jira/browse/HIVE-7694?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14110811#comment-14110811
]
Suma Shivaprasad commented on HIVE-7694:
----------------------------------------
Can somebody please review this patch ...Waiting for this patch to be merged to
the main branch as this feature of Hive is needed for our upcoming release.
> SMB join on tables differing by number of sorted by columns with same join
> prefix fails
> ---------------------------------------------------------------------------------------
>
> Key: HIVE-7694
> URL: https://issues.apache.org/jira/browse/HIVE-7694
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 0.13.1
> Reporter: Suma Shivaprasad
> Assignee: Suma Shivaprasad
> Fix For: 0.14.0
>
> Attachments: HIVE-7694.1.patch, HIVE-7694.patch
>
>
> For eg: If two tables T1 sorted by (a, b, c) clustered by a and T2 sorted by
> (a) and clustered by (a) are joined, the following exception is seen
> {noformat}
> 14/08/11 09:09:38 ERROR ql.Driver: FAILED: IndexOutOfBoundsException Index:
> 1, Size: 1
> java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
> at java.util.ArrayList.RangeCheck(ArrayList.java:547)
> at java.util.ArrayList.get(ArrayList.java:322)
> at
> org.apache.hadoop.hive.ql.optimizer.AbstractSMBJoinProc.checkSortColsAndJoinCols(AbstractSMBJoinProc.java:378)
> at
> org.apache.hadoop.hive.ql.optimizer.AbstractSMBJoinProc.isEligibleForBucketSortMergeJoin(AbstractSMBJoinProc.java:352)
> at
> org.apache.hadoop.hive.ql.optimizer.AbstractSMBJoinProc.canConvertBucketMapJoinToSMBJoin(AbstractSMBJoinProc.java:119)
> at
> org.apache.hadoop.hive.ql.optimizer.SortedMergeBucketMapjoinProc.process(SortedMergeBucketMapjoinProc.java:51)
> at
> org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:94)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:78)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(DefaultGraphWalker.java:132)
> at
> org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:109)
> at
> org.apache.hadoop.hive.ql.optimizer.SortedMergeBucketMapJoinOptimizer.transform(SortedMergeBucketMapJoinOptimizer.java:109)
> at org.apache.hadoop.hive.ql.optimizer.Optimizer.optimize(Optimizer.java:146)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9305)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:327)
> at
> org.apache.hadoop.hive.ql.parse.ExplainSemanticAnalyzer.analyzeInternal(ExplainSemanticAnalyzer.java:64)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:327)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:393)
> {noformat}
--
This message was sent by Atlassian JIRA
(v6.2#6252)
