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https://issues.apache.org/jira/browse/DRILL-6717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16604164#comment-16604164
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ASF GitHub Bot commented on DRILL-6717:
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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-418659167
@oleg-zinovev what do you think about Boaz comment?
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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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