[jira] [Commented] (CARBONDATA-138) Scale up value of Avg aggregation for decimal type keeping sync with hive

["Venkata Ramana G (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CARBONDATA-138?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15422886#comment-15422886 ] 

Venkata Ramana G commented on CARBONDATA-138:
---------------------------------------------

Merged 
https://github.com/HuaweiBigData/carbondata/pull/900

> Scale up value of Avg aggregation for decimal type keeping sync with hive
> -------------------------------------------------------------------------
>
>                 Key: CARBONDATA-138
>                 URL: https://issues.apache.org/jira/browse/CARBONDATA-138
>             Project: CarbonData
>          Issue Type: Bug
>            Reporter: Venkata Ramana G
>            Priority: Minor
>
> when we do avg aggregation for decimal type:
> hive wiil update the precision of the avg result. 
> e.g: Avg(decimal(30,10)), the result will be cast to decimal(34, 14)
> so, carbon should keep the sync with hive, also need to improve the precision
> by scaling up.



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