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Date: Sat, 8 Sep 2007 08:33:29 -0700 (PDT)
From: "Mamta A. Satoor (JIRA)" <jira@apache.org>
To: derby-dev@db.apache.org
Subject: [jira] Updated: (DERBY-2972) Update or select with function in the
 where clause causes with TERRITORY_BASED collation fails with ERROR 42818:
 Comparisons between 'VARCHAR' and 'VARCHAR' are not supported.
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     [ https://issues.apache.org/jira/browse/DERBY-2972?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mamta A. Satoor updated DERBY-2972:
-----------------------------------

    Attachment: tempFunction_stat.txt
                tempFunction_diff.txt

Kathey, I have a really old(3mths old), NOT ready for commit or for that matter review, but I thought I would attach it here in case if it is of any value to you. I can't remember all the changes that I mad but I do not think it implemented the complete functionality.

> Update or select with function in the where clause causes with TERRITORY_BASED collation fails with ERROR 42818: Comparisons between 'VARCHAR' and 'VARCHAR' are not supported.
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: DERBY-2972
>                 URL: https://issues.apache.org/jira/browse/DERBY-2972
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.4.0.0
>            Reporter: Kathey Marsden
>            Assignee: Kathey Marsden
>         Attachments: derby-2972_diff.txt, derby-2972_stat.txt, tempFunction_diff.txt, tempFunction_stat.txt
>
>
> The following update fails with ERROR 42818
> ij> update testing set a = PADSTRING('aa',2024) where a = PADSTRING('a',2024);
> ERROR 42818: Comparisons between 'VARCHAR' and 'VARCHAR' are not supported.
> See full script below 
> onnect 'jdbc:derby:nordb;territory=no_NO;collation=TERRITORY_BASED';
> CREATE FUNCTION  PADSTRING (DATA VARCHAR(32000), LENGTH INTEGER) RETURNS VARCHAR(32000) EXTERNAL NAME 'org.apache.derbyTesting.functionTests.util.Formatters.padString' LANGUAGE JAVA PARAMETER STYLE JAVA;
> create table testing 
> 	(a varchar(2024), b varchar(1024), c varchar(1024), d varchar(2048), e varchar(300)) ;
> -- insert 9 rows into the table
> insert into testing values (PADSTRING('1',2024),  PADSTRING('2',1024), 
>        PADSTRING('3',1024), PADSTRING('4',2048),  PADSTRING('5',300));
> insert into testing values (PADSTRING('10',2024),  
>        PADSTRING('20',1024), PADSTRING('30',1024), 
>        PADSTRING('40',2048), PADSTRING('50',300));
> insert into testing values (PADSTRING('100',2024),  
>        PADSTRING('200',1024), PADSTRING('300',1024), 
>        PADSTRING('400',2048), PADSTRING('500',300));
> insert into testing values (PADSTRING('1000',2024),  
>        PADSTRING('2000',1024), PADSTRING('3000',1024), 
>        PADSTRING('4000',2048), PADSTRING('5000',300));
> insert into testing values (PADSTRING('10000',2024),  
>        PADSTRING('20000',1024),	PADSTRING('30000',1024), 
>        PADSTRING('40000',2048), PADSTRING('50000',300));
> insert into testing values (PADSTRING('100000',2024), 
>        PADSTRING('200000',1024), PADSTRING('300000',1024), 
>        PADSTRING('400000',2048), PADSTRING('500000',300));
> insert into testing values (PADSTRING('1000000',2024), 
>        PADSTRING('2000000',1024), PADSTRING('3000000',1024), 
>        PADSTRING('4000000',2048), PADSTRING('5000000',300));
> insert into testing values (PADSTRING('10000000',2024), 
>        PADSTRING('20000000',1024), PADSTRING('30000000',1024), 
>        PADSTRING('40000000',2048), PADSTRING('50000000',300));
> insert into testing values (PADSTRING('100000000',2024), 
>        PADSTRING('200000000',1024), PADSTRING('300000000',1024), 
>        PADSTRING('400000000',2048), PADSTRING('500000000',300));
> update testing set a = PADSTRING('aa',2024) where a = PADSTRING('a',2024);

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