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From "Matt McCline (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HIVE-16919) Vectorization: vectorization_short_regress.q has query result differences with non-vectorized run.
Date Tue, 20 Jun 2017 06:56:01 GMT

     [ https://issues.apache.org/jira/browse/HIVE-16919?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Matt McCline reassigned HIVE-16919:
-----------------------------------


> Vectorization: vectorization_short_regress.q has query result differences with non-vectorized
run.
> --------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-16919
>                 URL: https://issues.apache.org/jira/browse/HIVE-16919
>             Project: Hive
>          Issue Type: Bug
>          Components: Hive
>            Reporter: Matt McCline
>            Assignee: Matt McCline
>            Priority: Critical
>
> Query result for vectorization_short_regress.q.out -- that is when vectorization is turned
off and a base .q.out file created.
> -----------------------------------------------
> 10th field of the query below: Non-Vectorized -6432.000015344526 vs. Vectorized -6432.0
> Column expression is (-(cdouble)) as c4,
> {noformat}
> SELECT   ctimestamp1,
>          cstring2,
>          cdouble,
>          cfloat,
>          cbigint,
>          csmallint,
>          (cbigint / 3569) as c1,
>          (-257 - csmallint) as c2,
>          (-6432 * cfloat) as c3,
>          (-(cdouble)) as c4,
>          (cdouble * 10.175) as c5,
>          ((-6432 * cfloat) / cfloat) as c6,
>          (-(cfloat)) as c7,
>          (cint % csmallint) as c8,
>          (-(cdouble)) as c9,
>          (cdouble * (-(cdouble))) as c10
> FROM     alltypesorc
> WHERE    (((-1.389 >= cint)
>            AND ((csmallint < ctinyint)
>                 AND (-6432 > csmallint)))
>           OR ((cdouble >= cfloat)
>               AND (cstring2 <= 'a'))
>              OR ((cstring1 LIKE 'ss%')
>                  AND (10.175 > cbigint)))
> {noformat}



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