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[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Notable declarative expressions?
 On Tue, Dec 20, 2016 at 11:37 PM, Rick Jelliffe <rjelliffe@allette.com.au> wrote: According to a neat site I found called Wikipedia, a 1975 ANSI expert group decided there are (at least) three major things we can call data models: physical data models (e.g. for JSON?), logical data models (e.g. for XML ?) and conceptual data models (e.g. RDF?). Yes, but by "physical data model" they meant "the way tables are laid out in specific tracks and cylinders on disk." Times change. -- John Cowan http://vrici.lojban.org/~cowan cowan@c... Original line from The Warrior's Apprentice by Lois McMaster Bujold: "Only on Barrayar would pulling a loaded needler start a stampede toward one." English-to-Russian-to-English mangling thereof: "Only on Barrayar you risk to lose support instead of finding it when you threat with the charged weapon." 
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