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https://issues.apache.org/jira/browse/HIVE-21294?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16779908#comment-16779908
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Teddy Choi commented on HIVE-21294:
-----------------------------------
[~gopalv], I fixed the differences in murmur_hash_migration.q.out.
TestObjectStore failures seem unrelated. I tested them on my laptop and there
were no errors. Will it be okay to push it to master?
> Vectorization: 1-reducer Shuffle can skip the object hash functions
> -------------------------------------------------------------------
>
> Key: HIVE-21294
> URL: https://issues.apache.org/jira/browse/HIVE-21294
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Reporter: Gopal V
> Assignee: Teddy Choi
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-21294.2.patch, HIVE-21294.3.patch,
> HIVE-21294.4.patch
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> VectorReduceSinkObjectHashOperator can skip the object hashing entirely if
> the reducer count = 1.
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