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Posted to issues@hive.apache.org by "Matt McCline (JIRA)" <ji...@apache.org> on 2016/12/03 00:02:58 UTC

[jira] [Updated] (HIVE-15351) Disable vectorized VectorUDFAdaptor usage with non-column or constant parameters

     [ https://issues.apache.org/jira/browse/HIVE-15351?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Matt McCline updated HIVE-15351:
--------------------------------
    Status: Patch Available  (was: Open)

> Disable vectorized VectorUDFAdaptor usage with non-column or constant parameters
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-15351
>                 URL: https://issues.apache.org/jira/browse/HIVE-15351
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Blocker
>         Attachments: HIVE-15351.01.patch
>
>
> Vectorization using VectorUDFAdaptor is broken and produces wrong results when the parameter(s) have vectorized expressions that allocate scratch columns.  So, for now, we restrict VectorUDFAdaptor usage to columns or constant expressions.



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