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Posted to dev@hive.apache.org by "Lefty Leverenz (JIRA)" <ji...@apache.org> on 2014/12/02 07:28:12 UTC
[jira] [Commented] (HIVE-6421) abs() should preserve
precision/scale of decimal input
[ https://issues.apache.org/jira/browse/HIVE-6421?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14231061#comment-14231061 ]
Lefty Leverenz commented on HIVE-6421:
--------------------------------------
No doc needed?
> abs() should preserve precision/scale of decimal input
> ------------------------------------------------------
>
> Key: HIVE-6421
> URL: https://issues.apache.org/jira/browse/HIVE-6421
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Reporter: Jason Dere
> Assignee: Jason Dere
> Fix For: 0.15.0
>
> Attachments: HIVE-6421.1.txt, HIVE-6421.2.patch, HIVE-6421.3.patch
>
>
> {noformat}
> hive> describe dec1;
> OK
> c1 decimal(10,2) None
> hive> explain select c1, abs(c1) from dec1;
> ...
> Select Operator
> expressions: c1 (type: decimal(10,2)), abs(c1) (type: decimal(38,18))
> {noformat}
> Given that abs() is a GenericUDF it should be possible for the return type precision/scale to match the input precision/scale.
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