[jira] [Updated] (DRILL-5450) Fix initcap function to convert upper case characters correctly

["Arina Ielchiieva (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-5450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arina Ielchiieva updated DRILL-5450:
------------------------------------
    Fix Version/s: 1.11.0

> Fix initcap function to convert upper case characters correctly
> ---------------------------------------------------------------
>
>                 Key: DRILL-5450
>                 URL: https://issues.apache.org/jira/browse/DRILL-5450
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Functions - Drill
>    Affects Versions: 1.10.0
>            Reporter: Arina Ielchiieva
>            Assignee: Arina Ielchiieva
>             Fix For: 1.11.0
>
>
> Initcap function converts incorrectly subsequent upper case characters after first character.
> {noformat}
> 0: jdbc:drill:zk=local> select initcap('aaa') from (values(1));
> +---------+
> | EXPR$0  |
> +---------+
> | Aaa     |
> +---------+
> 1 row selected (0.275 seconds)
> 0: jdbc:drill:zk=local> select initcap('AAA') from (values(1));
> +---------+
> | EXPR$0  |
> +---------+
> | A!!     |
> +---------+
> 1 row selected (0.27 seconds)
> 0: jdbc:drill:zk=local> select initcap('aAa') from (values(1));
> +---------+
> | EXPR$0  |
> +---------+
> | A!a     |
> +---------+
> 1 row selected (0.229 seconds)
> {noformat}



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