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From "Matt McCline (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-17147) Vectorization: Add code for testing MapJoin operator in isolation and measuring its performance with JMH
Date Fri, 21 Jul 2017 09:04:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-17147?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matt McCline updated HIVE-17147:
--------------------------------
    Description: 
Current limitations:

Only a one long key test currently.  Need more tests.

The hive-jmh test doesn't handle multiple iterations.  And, the number of rows and keys being
driven through is way too small to be meaningful.

The focus of this change was to get things started.

  was:

Current limitations:

Only a one long key test currently.  Need more tests.

The hive-jmh test doesn't handle multiple iterations.  And, the number of rows and keys being
driven through is way too small to be meaningful.


> Vectorization: Add code for testing MapJoin operator in isolation and measuring its performance
with JMH
> --------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-17147
>                 URL: https://issues.apache.org/jira/browse/HIVE-17147
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Priority: Critical
>
> Current limitations:
> Only a one long key test currently.  Need more tests.
> The hive-jmh test doesn't handle multiple iterations.  And, the number of rows and keys
being driven through is way too small to be meaningful.
> The focus of this change was to get things started.



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