Daniel Rail wrote:

>Hi,
>
>At June 9, 2005, 07:30, Robert Osowiecki wrote:
>
>
>
>>Helen Borrie wrote:
>>
>>
>
>
>
>>>Well, as far as I can tell, it is *not* possible to fool the engine that
>>>your parameter could be something it knows about.
>>>
>>>
>>>
>>You mean this is a Firebird feature? That's not well :-/
>>
>>
>
>My quick tests indicates that UDF parameters that are declared using
>CSTRING will generate the error that you are seeing, but I haven't
>taken the time to test with using VARCHAR.
>
>Is the UDF parameter declared using CSTRING? If yes, try declaring it
>using VARCHAR instead, just to see what happens.
>
>
>

How do you do that in C++? I suppose the function has to accept other
type than char*...
Do you know of any manual?

R.