Sandro Hawke wrote: >> 2) In any case which FULL URIs should I take for RIF builtins which come >> from XPAth/XQuery? > > On this issue, I'll note that we've been promised that XQuery/XSL will > talk about it today and get back to us. > > http://lists.w3.org/Archives/Public/public-qt-comments/2008Apr/0132.html > > My sense right now is that (c) is best, but I might be missing some > reasons for (a). The reason for (a) imo is that our semantics is deviating from the original semantics on functions in a way... since we have undefined behavior on error whereas in XPAth/XQuery I can catch/detect specific errors. This might not be a severe reason though... Axel >> The following options exist: >> >> a) define own prefixes (separate for functions and predicates): >> >> http://www.w3.org/2007/rif-builtin-predicates#numeric-equal >> >> http://www.w3.org/2007/rif-builtin-functions#concat >> >> >> b) define own prefix (same for functions and predicates): >> >> http://www.w3.org/2007/rif-builtins#numeric-equal >> >> http://www.w3.org/2007/rif-builtins#concat >> >> c) reuse XPath/Xquery fn: prefix (problem: not prefix defined for op: we >> still would need to invent one): >> >> http://www.w3.org/2005/xpath-??????#numeric-equal >> >> http://www.w3.org/2005/xpath-functions#concat >> >> >> d) use the URIs in the XPath, XQuery document: >> >> http://www.w3.org/TR/xpath-functions/#func-numeric-equal >> >> http://www.w3.org/TR/xpath-functions/#func-concat >> >> e) an older proposal was to use actually symbol spaces for >> builtin-functions and -predicates >> >> "numeric-equal"^^http://www.w3.org/2007/rif-builtin-predicates >> "numeric-add"^^http://www.w3.org/2007/rif-builtin-functions >> >> >> I personally prefer a) and suggest to >> >> PROPOSE: We define own namespace prefixes >> PREFIX("pred", "http://www.w3.org/2007/rif-builtin-predicates#"). >> PREFIX("func", "http://www.w3.org/2007/rif-builtin-functions#"). >> for RIF builtin functions and predicates > >> Dr. Axel Polleres, Digital Enterprise Research Institute (DERI) >> email: axel.polleres@deri.org url: http://www.polleres.net/ >> >> rdfs:Resource owl:differentFrom xsd:anyURI . -- Dr. Axel Polleres, Digital Enterprise Research Institute (DERI) email: axel.polleres@deri.org url: http://www.polleres.net/ rdfs:Resource owl:differentFrom xsd:anyURI .Received on Tuesday, 29 April 2008 16:05:54 UTC
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