[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: RE: Caution using XML Schema backward- or forward-c ompati
On Jan 2, 2008 11:42 PM, Stephen Green <stephengreenubl@g...> wrote: > To elaborate: > > taking Roger's scenario: > > > [in version 1] > > > <distance>100</distance> > > > means "distance from center of town." Accordingly, the client's > > application does calculations based on that meaning. > > > In the version 2 data the syntax is changed in a forward-compatible > > fashion. In addition, the semantics of the <distance> element is > > changed to "distance from town line." > actually I really hated that example because I found it somewhat unrealistic for something that would actually happen, and somewhat data-apocalyptic. Cheers, Bryan Rasmussen
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