[
https://issues.apache.org/jira/browse/HIVE-22120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16910690#comment-16910690
]
Jason Dere commented on HIVE-22120:
-----------------------------------
+1
> Fix wrong results/ArrayOutOfBound exception in left outer map joins on
> specific boundary conditions
> ---------------------------------------------------------------------------------------------------
>
> Key: HIVE-22120
> URL: https://issues.apache.org/jira/browse/HIVE-22120
> Project: Hive
> Issue Type: Bug
> Components: Hive, llap, Vectorization
> Affects Versions: 4.0.0
> Reporter: Ramesh Kumar Thangarajan
> Assignee: Ramesh Kumar Thangarajan
> Priority: Major
> Attachments: HIVE-22120.1.patch, HIVE-22120.2.patch,
> HIVE-22120.3.patch
>
>
> Vectorized version of left outer map join produces wrong results or
> encounters ArrayOutOfBound exception.
> The boundary conditions are:
> * The complete batch of the big table should have the join key repeated for
> all the join columns.
> * The complete batch of the big table should have not have a matched key
> value in the small table
> * The repeated value should not be a null value
> * Some rows should be filtered out as part of the on clause filter.
--
This message was sent by Atlassian Jira
(v8.3.2#803003)
