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Re: [xml-dev] IDs considered harmful or why keys might bebetterthanIDs...
> The case against internal subsets is compelling IMHO. They don't round
... through some tools. Which seems substantially to be an issue with
those tools than with internal subsets. A fully featured SAX2 parser
can round trip internal subset data (not literal text, since whitespace is
discarded) ... ergo so can the tools using one.
Though I have lots of sympathy for:
> "(iii) It doesn't work with streaming output. This is in my view the most
> important technical problem"
That is, the "declare in a header section before everything else" model
means that _pure_ streaming, without buffering (potentially lots :) is
problematic. Mike Kay pointed out the XSLT and Infoset issues.
The "xml:idatts" and "xml:id" solutions work with streaming output.