[jira] [Commented] (DRILL-525) POWER function with integer base and exponent returns decimal result

["Mehant Baid (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/DRILL-525?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14017158#comment-14017158 ] 

Mehant Baid commented on DRILL-525:
-----------------------------------

We use Java's Math.pow() to compute power which returns the result in double hence our output has a decimal point. 

> POWER function with integer base and exponent returns decimal result 
> ---------------------------------------------------------------------
>
>                 Key: DRILL-525
>                 URL: https://issues.apache.org/jira/browse/DRILL-525
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Functions - Drill
>    Affects Versions: Future
>            Reporter: Krystal
>            Assignee: Mehant Baid
>            Priority: Minor
>
> Ran the following query in drill:
> 0: jdbc:drill:schema=dfs> select power(12, 5) from dfs.`student` where rownum = 10;
> +------------+
> |   EXPR$0   |
> +------------+
> | 248832.0   |
> +------------+
> Compared to postgres, mysql and oracle, they all returned an integer of 248832



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