Hi,

Thank you for your many responses.

>    const char *cstr = [s UTF8String];
>    mysql_stmt_prepare(myStatement, cstr, strlen(cstr));


This fixed the bug. 

Alexander


Am 24.08.2011 um 22:37 schrieb Greg Parker:

> On Aug 24, 2011, at 1:24 PM, Alexander Reichstadt wrote:
>> Actually it's a couple of wrapper-classes to MYSQL c-calls by Karl Kraft.
>> 
>> In the sqlfetch-class, eventually it arrives at....
>> 
>> mysql_stmt_prepare(myStatement, [s UTF8String],[s length])
>> 
>> where s is the NSString instance containing the SELECT-statement, such as 
>> SELECT field="someÜberthing".
>> 
>> From there it goes on to....
>> 
>> int STDCALL mysql_stmt_prepare(MYSQL_STMT *stmt, const char *query,
>>                              unsigned long length);
>> 
>> ....and at this point it fails.
> 
> First, [s length] is the wrong value to pass as the length of [s UTF8String]. 
> Try this instead:
>    const char *cstr = [s UTF8String];
>    mysql_stmt_prepare(myStatement, cstr, strlen(cstr));
> 
> Second, this code is sending UTF-8 encoded character data to MySQL. Make sure 
> that your MySQL environment is configured to accept UTF-8 data.
>    
> http://rentzsch.tumblr.com/post/9133498042/howto-use-utf-8-throughout-your-web-stack
> If your MySQL system instead expects some other encoding like ISO Latin-1, 
> you can tell NSString to output that instead.
>    [myString cStringUsingEncoding:NSISOLatin1StringEncoding];
> 
> 
> -- 
> Greg Parker     gpar...@apple.com     Runtime Wrangler
> 
> 

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