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Posted to issues@drill.apache.org by "Volodymyr Vysotskyi (JIRA)" <ji...@apache.org> on 2018/05/04 08:54:00 UTC
[jira] [Assigned] (DRILL-6221) Decimal aggregations for NULL values
result in 0.0 value
[ https://issues.apache.org/jira/browse/DRILL-6221?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Volodymyr Vysotskyi reassigned DRILL-6221:
------------------------------------------
Assignee: Volodymyr Vysotskyi
> Decimal aggregations for NULL values result in 0.0 value
> --------------------------------------------------------
>
> Key: DRILL-6221
> URL: https://issues.apache.org/jira/browse/DRILL-6221
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Data Types
> Affects Versions: 1.12.0
> Reporter: Andries Engelbrecht
> Assignee: Volodymyr Vysotskyi
> Priority: Minor
>
> If you sum a packed decimal field with a null value instead of null you get 0.0.
>
> select id, amt from hive.`default`.`packtest`
> 1 2.3
> 2 null
> 3 4.5
>
> select sum(amt) from hive.`default`.`packtest` group by id
> 1 2.3
> 2 0.0
> 3 4.5
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