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Subject: Re: [ubl-ndrsc] Instance Design for NDR document


OK, OK, you both win, I give up -- I keep forgetting how
unsatisfactory schemas are when it comes to clearly express
constraints...


Eve L. Maler wrote:
> Yep, we've actually always assumed that there would be some 
> instance-related things to talk about (e.g., whether PIs should be 
> allowed).  So I agree that, if/when we add this information, it would be 
> nice to segregate it into a separate part.
> 
>     Eve
> 
> GLACE, Jessica wrote:
> 
>> 1. Should there be standard UBL documentation found in an Instance?
>> 2. Does it matter what the Instance Namespace prefix is for the UBL 
>> namespace? Should we recommend or enforce the prefix for the instance?
>>
>> 3. This is where the empty element idea would be addressed as well. Is 
>> it fine that an instance just have no element at all when its optional 
>> or do we need to add the nil att and if we do is nil required or 
>> optional?
>>
>> The point of the above is not to provide an all-inclusive list of 
>> issues, but to try and highlight my point.  We are developing a set of 
>> design rules for a standard.  Our design rules need to ensure that 
>> different developers can use them to create cookie cutter 80/20 UBL 
>> schemas. Otherwise we will never have the look and feel of a standard.
>> For instance documents against the 80/20 schemas, they must also have 
>> the same look and feel of a standard - regardless of how they are 
>> being processed or reviewed.
>>
>> Regards,
>> Jessica
> 
> 



-- 
Eduardo Gutentag               |         e-mail: eduardo.gutentag@Sun.COM
XML Technology Center          |         Phone:  (510) 986-3651
Sun Microsystems Inc.          |



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