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> From: Al Snell [mailto:alaric@a...] > Sent: Tuesday, April 10, 2001 8:42 PM > To: Joe English > Cc: xml-dev@l... > Subject: Re: "Binary XML" proposals > > The way I'm thinking of it is as representing an element or attribute name > as a pair of pointers, one to the namespace URI and one to the element > name... that means two pointer comparisons for identity analysis (and note > that the string used is the URI rather than the prefix; using the prefix > instead of the full URI is just XML's way of doing the string-compressing > trick anyway, and we don't need a second layer of compression :-) Why don't you combine both in one scalar value -- in almost all cases, you want to compare tupel (namespacename, name) anyway. > Correct me if I'm wrong - there is absolutely no semantic significance in > the choice of namespace prefix, right? > > <foo:hello xmlns:foo="asdf" /> > > ...identical to... > > <bar:hello xmlns:bar="asdf" /> > > ...my encoding will discard the prefixes foo and bar; will this in any way > ever matter, even slightly? Wrong. Namespace prefixes might occur in attribute values and need to match the prefixes in the context they appear in (take XSLT and XSD as example).
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