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Posted to issues@hive.apache.org by "Lefty Leverenz (JIRA)" <ji...@apache.org> on 2017/10/19 07:07:00 UTC
[jira] [Commented] (HIVE-16369) Vectorization: Support PTF (Part 1:
No Custom Window Framing -- Default Only)
[ https://issues.apache.org/jira/browse/HIVE-16369?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16210672#comment-16210672 ]
Lefty Leverenz commented on HIVE-16369:
---------------------------------------
Doc update: HIVE-17164 changes the default value of *hive.vectorized.execution.ptf.enabled* to true, also in release 3.0.0.
> Vectorization: Support PTF (Part 1: No Custom Window Framing -- Default Only)
> -----------------------------------------------------------------------------
>
> Key: HIVE-16369
> URL: https://issues.apache.org/jira/browse/HIVE-16369
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Labels: TODOC3.0
> Fix For: 3.0.0
>
> Attachments: HIVE-16369.01.patch, HIVE-16369.02.patch, HIVE-16369.04.patch, HIVE-16369.05.patch.tar.gz, HIVE-16369.06.patch, HIVE-16369.07.patch, HIVE-16369.09.patch, HIVE-16369.091.patch, HIVE-16369.092.patch, HIVE-16369.093.patch, HIVE-16369.094.patch, HIVE-16369.095.patch, HIVE-16369.097.patch, HIVE-16369.098.patch, HIVE-16369.099.patch, HIVE-16369.0991.patch, HIVE-16369.0992.patch, HIVE-16369.0993.patch, HIVE-16369.0994.patch
>
>
> Vectorize a submit of current PTFOperator window function support. The first phase doesn't include custom PRECEDING / FOLLOWING window frame clauses.
> Since we don't have unbounded support yet (i.e. spilling to disk) the enable variable hive.vectorized.execution.ptf.enabled is off by default.
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