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Posted to dev@hive.apache.org by "Lefty Leverenz (JIRA)" <ji...@apache.org> on 2014/12/29 10:54:13 UTC
[jira] [Commented] (HIVE-6012) restore backward compatibility of
arithmetic operations
[ https://issues.apache.org/jira/browse/HIVE-6012?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14259983#comment-14259983 ]
Lefty Leverenz commented on HIVE-6012:
--------------------------------------
Doc done:
* [Configuration Properties -- hive.compat | https://cwiki.apache.org/confluence/display/Hive/Configuration+Properties#ConfigurationProperties-hive.compat]
* [Hive Operators and UDFs -- Arithmetic Operators -- A / B | https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-ArithmeticOperators]
> restore backward compatibility of arithmetic operations
> -------------------------------------------------------
>
> Key: HIVE-6012
> URL: https://issues.apache.org/jira/browse/HIVE-6012
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 0.13.0
> Reporter: Thejas M Nair
> Assignee: Jason Dere
> Fix For: 0.13.0
>
> Attachments: HIVE-6012.1.patch, HIVE-6012.2.patch, HIVE-6012.3.patch, HIVE-6012.4.patch, HIVE-6012.5.patch, HIVE-6012.6.patch
>
>
> HIVE-5356 changed the behavior of some of the arithmetic operations, and the change is not backward compatible, as pointed out in this [jira comment|https://issues.apache.org/jira/browse/HIVE-5356?focusedCommentId=13813398&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13813398]
> {code}
> int / int => decimal
> float / float => double
> float * float => double
> float + float => double
> {code}
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