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https://issues.apache.org/jira/browse/HIVE-17217?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16107797#comment-16107797
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Gopal V commented on HIVE-17217:
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The SMB Join or Bucket MapJoin?
The BMJ can have different paths because there's no ordering required.
> Bucket Map Join : Assert if paths are different in TezGroupedSplit in
> KeyValueInputMerger
> -----------------------------------------------------------------------------------------
>
> Key: HIVE-17217
> URL: https://issues.apache.org/jira/browse/HIVE-17217
> Project: Hive
> Issue Type: Bug
> Reporter: Deepak Jaiswal
> Assignee: Deepak Jaiswal
>
> In KeyValueInputMerger, a TezGroupedSplit may contain more than 1 splits.
> However, the splits should all belong to same path.
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