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https://issues.apache.org/jira/browse/HIVE-5538?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14207314#comment-14207314
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Edward Capriolo commented on HIVE-5538:
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I do not like the idea of turning on vectorize by default until we have a way
to test both code paths, and am -1 until this is addressed.
> Turn on vectorization by default.
> ---------------------------------
>
> Key: HIVE-5538
> URL: https://issues.apache.org/jira/browse/HIVE-5538
> Project: Hive
> Issue Type: Sub-task
> Reporter: Jitendra Nath Pandey
> Assignee: Matt McCline
> Attachments: HIVE-5538.1.patch, HIVE-5538.2.patch, HIVE-5538.3.patch,
> HIVE-5538.4.patch, HIVE-5538.5.patch, HIVE-5538.5.patch, HIVE-5538.6.patch,
> HIVE-5538.61.patch, HIVE-5538.62.patch
>
>
> Vectorization should be turned on by default, so that users don't have to
> specifically enable vectorization.
> Vectorization code validates and ensures that a query falls back to row
> mode if it is not supported on vectorized code path.
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