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Posted to issues@hive.apache.org by "Matt McCline (JIRA)" <ji...@apache.org> on 2017/06/20 20:49:01 UTC
[jira] [Assigned] (HIVE-16731) Vectorization: Make "CASE WHEN
(day_name='Sunday') THEN column1 ELSE null end" that involves a column name
or expression THEN or ELSE vectorize
[ https://issues.apache.org/jira/browse/HIVE-16731?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matt McCline reassigned HIVE-16731:
-----------------------------------
Assignee: Matt McCline (was: Teddy Choi)
> Vectorization: Make "CASE WHEN (day_name='Sunday') THEN column1 ELSE null end" that involves a column name or expression THEN or ELSE vectorize
> -----------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-16731
> URL: https://issues.apache.org/jira/browse/HIVE-16731
> Project: Hive
> Issue Type: Bug
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Attachments: HIVE-16731.1.patch, HIVE-16731.2.patch, HIVE-16731.3.patch, HIVE-16731.4.patch
>
>
> Currently, CASE WHEN statements like that become VectorUDFAdaptor expressions.
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