[jira] [Commented] (DRILL-6717) lower and upper functions not works with national charactes

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/DRILL-6717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16656691#comment-16656691 ] 

ASF GitHub Bot commented on DRILL-6717:
---------------------------------------

arina-ielchiieva commented on issue #1450: DRILL-6717: lower and upper functions not works with national characters
URL: https://github.com/apache/drill/pull/1450#issuecomment-431334752
 
 
   @oleg-zinovev did you have a chance to take a look at Boaz question?

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> lower and upper functions not works with national charactes
> -----------------------------------------------------------
>
>                 Key: DRILL-6717
>                 URL: https://issues.apache.org/jira/browse/DRILL-6717
>             Project: Apache Drill
>          Issue Type: Bug
>    Affects Versions: 1.14.0
>            Reporter: Oleg Zinoviev
>            Assignee: Oleg Zinoviev
>            Priority: Major
>             Fix For: 1.15.0
>
>         Attachments: result.csv, sample.json
>
>
> upper() and lower() functions works only with a ascii characters.
> sample dataset:  [^sample.json] 
> query:
> {code:sql}
> select 
>   upper(ascii_l) as upper_ascii, 
>   upper(national_l) as upper_national, 
>   lower(ascii_u) as lower_ascii, 
>   lower(national_u) as lower_national 
> from dfs.`sample.json`
> {code}
> drill response:  [^result.csv] 



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