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From "Matt McCline (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-7537) Output vectorized GROUP BY with only primitive aggregate fields as columns so downstream operators will be vectorized
Date Wed, 10 Sep 2014 23:38:34 GMT

     [ https://issues.apache.org/jira/browse/HIVE-7537?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matt McCline updated HIVE-7537:
-------------------------------
    Attachment:     (was: HIVE-7537.1.patch)

> Output vectorized GROUP BY with only primitive aggregate fields as columns so downstream
operators will be vectorized
> ---------------------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-7537
>                 URL: https://issues.apache.org/jira/browse/HIVE-7537
>             Project: Hive
>          Issue Type: Sub-task
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>
> When under Tez engine, see if the VectorGroupByOperator aggregrates are all primitive
(e.g. sum) and batch the output rows into a VectorizedRowBatch.  And, vectorize downstream
operators.



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