[
https://issues.apache.org/jira/browse/SPARK-25230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Yuming Wang updated SPARK-25230:
--------------------------------
Description:
How to reproduce:
{code:sql}
spark-sql> SELECT upper('Haßler');
HASSLER
{code}
Mainstream databases returns {{HAßLER}}.
!MySQL.png!
This behave
{code:sql}
create temporary view SPARK_25230 as select * from values
("Hassler"),
("Haßler")
as EMPLOYEE(name);
select UPPER(name) from SPARK_25230 group by 1;
{code}
was:
How to reproduce:
{code:sql}
spark-sql> SELECT upper('Haßler');
HASSLER
{code}
Mainstream databases returns {{HAßLER}}.
!MySQL.png!
This behave
> Upper behaves incorrect for string contains "ß"
> -----------------------------------------------
>
> Key: SPARK-25230
> URL: https://issues.apache.org/jira/browse/SPARK-25230
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.3.1
> Reporter: Yuming Wang
> Priority: Major
> Attachments: MySQL.png, Oracle.png, Teradata.jpeg
>
>
> How to reproduce:
> {code:sql}
> spark-sql> SELECT upper('Haßler');
> HASSLER
> {code}
> Mainstream databases returns {{HAßLER}}.
> !MySQL.png!
>
> This behave
> {code:sql}
> create temporary view SPARK_25230 as select * from values
> ("Hassler"),
> ("Haßler")
> as EMPLOYEE(name);
> select UPPER(name) from SPARK_25230 group by 1;
> {code}
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