• From: u123724 <u123724@g...>
• To: "Costello, Roger L." <costello@m...>
• Date: Tue, 20 Dec 2016 18:14:45 +0100

Yes, but that's such a broad definition as to be almost useless, isn't it?


On 12/20/16, Costello, Roger L. <costello@m...> wrote:
> u123724 wrote:
>
>> XML Schema is a language for describing a grammar,
>> not a "data model"
>
> Recently I saw this definition of "model":
>
> 	The difference between a model and
>  	an instance is that a model represents
>  	a set of instances.
>
> Under that definition, it seems reasonable to call an XML Schema a "data
> model" since one XML Schema is created and it represents a set of XML
> instances.
>
> Do you agree?
>
> /Roger
>

• References:
  • Notable declarative expressions?
    • From: "Costello, Roger L." <costello@m...>
  • Re: Notable declarative expressions?
    • From: John Cowan <johnwcowan@g...>
  • Re: Notable declarative expressions?
    • From: u123724 <u123724@g...>
  • RE: Notable declarative expressions?
    • From: "Costello, Roger L." <costello@m...>