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> On Jun 3, 2015, at 7:50 AM, Adrian Stern <adrian.st...@unchained.ch> wrote:
> 
> Hi William, thanks for joining the conversation.
> 
> 1) We do hope for constraints since a connection to an ERP system is possible 
> in the future. We want to plan ahead. 
> 
> 2) As for the subclass approach: I would need about 30 subclasses and it will 
> get really hard to add new products since a change in the database will be 
> necessary each time. That's why we want a more generic approach.
> 
> Maybe I don't understand you right, because of the language barrier. Can you 
> provide me a link to a subclassing example?
> -> 
> https://docs.djangoproject.com/en/1.8/topics/db/models/#multi-table-inheritance
>  ?
> 
> ORM is a given in my case. This is not a high performance application. 
> 
> Freundliche GrĂ¼sse
> 
I don't understand 'ORM is a given' in conjunction with a reluctance to db 
evolution? These seem oxymoronic.


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