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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2014/11/18 23:05:36 UTC
[jira] [Updated] (HIVE-8478) Vectorized Reduce-Side Group By
doesn't handle Decimal type correctly
[ https://issues.apache.org/jira/browse/HIVE-8478?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ashutosh Chauhan updated HIVE-8478:
-----------------------------------
Fix Version/s: (was: 0.15.0)
> Vectorized Reduce-Side Group By doesn't handle Decimal type correctly
> ---------------------------------------------------------------------
>
> Key: HIVE-8478
> URL: https://issues.apache.org/jira/browse/HIVE-8478
> Project: Hive
> Issue Type: Bug
> Components: Vectorization
> Affects Versions: 0.14.0
> Reporter: Matt McCline
> Assignee: Matt McCline
> Priority: Critical
> Fix For: 0.14.0
>
> Attachments: HIVE-8478.01.patch, HIVE-8478.02.patch, HIVE-8478.03.patch, HIVE-8478.04.patch
>
>
> Note that DecimalColumnVector is different than LongColumnVector because it keeps (an instance) reference to a Decimal128 class whereas the latter stores a long primitive value. So, trouble if you set the reference instead of updating the object.
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