Talk:XML: Difference between revisions
get it rolling
(Thiking about XML design priciples I come to the conclusion that WE NEED XML-GURUS!!!) |
(get it rolling) |
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<product_group id=??><food_group id=??>...</food_group></product_group> | <product_group id=??><food_group id=??>...</food_group></product_group> | ||
<product_group id=??><clothing_group id=??>...</clothing_group></product_group> | <product_group id=??><clothing_group id=??>...</clothing_group></product_group> | ||
: start simple. define a relationship between a set of objects with a group markup tag, e.g.: <group name="bread"> <fu/> <bar/> </group> establishes a named relationship betwen <fu/> and <bar/>. let the group tag have anything inside it, including text. treat it as markup. | |||
Using "ANY"-constraint (can contain any element... or is it even #PCDATA??) can be kind of hazardous for software.. but maybe we just add these specific groups so that each element can contain just one of the available subgroups for this subgroup. | Using "ANY"-constraint (can contain any element... or is it even #PCDATA??) can be kind of hazardous for software.. but maybe we just add these specific groups so that each element can contain just one of the available subgroups for this subgroup. | ||
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I don't know... We need XML-gurus | I don't know... We need XML-gurus | ||
: do you want to markup text? or do you want to define structure? or both? | |||
: DTD syntax is troublesome and difficult to master. the newer xml schema is itself xml, and is capable of a whole lot more... it could make expression of your product group easier. | |||
: let's start it off with a small collection of schemas, say { resource.xsd, person.xsd, a product.xsd, service.xsd }. | |||