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https://issues.apache.org/jira/browse/HIVE-10628?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14546416#comment-14546416
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Jason Dere commented on HIVE-10628:
-----------------------------------
So if I understand this, the fast/native vectorized map join will be disabled
if it contains nullsafe operations, but it can still use the older vectorized
MapJoinOperator.
+1
> Incorrect result when vectorized native mapjoin is enabled using null safe
> operators <=>
> ----------------------------------------------------------------------------------------
>
> Key: HIVE-10628
> URL: https://issues.apache.org/jira/browse/HIVE-10628
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Affects Versions: 1.2.0
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Fix For: 1.3.0
>
> Attachments: HIVE-10628.01.patch
>
>
> Incorrect results for this query:
> {noformat}
> select count(*) from store_sales ss join store_returns sr on (sr.sr_item_sk
> <=> ss.ss_item_sk and sr.sr_customer_sk <=> ss.ss_customer_sk and
> sr.sr_item_sk <=> ss.ss_item_sk) where ss.ss_net_paid > 1000;
> {noformat}
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