[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: SQL queries expressed in XML
Kay Michael <Michael.Kay@i...> wrote: >> we recently had the idea to use XML to express SQL-like >> queries (so this is >> not about querying XML -- it is about using XML to express >> queries). It >> seems to me that we might not be the first ones; so has >> anybody defined an >> XML document type for expressing SQL queries? >> >I've thought about the question and some of my thoughts are implemented in >SAXON's SQLStyleSheet, which is the beginnings of an XSL extension to allow >a stylesheet to update an RDBMS with data from an XML source document. > >As always in this area the first problem is deciding how much of the syntax >should be "angle brackets" and how much should be rules for the content of >elements/attributes. The answer to that depends on tradeoffs between >different modes of use. So the question is, who is going to use it, and what >for? > >In particular if you are interested in queries, what are you planning to do >with the results? Print them out, merge them into the DOM representation of >the document, or what? I don't think that this is really relevant, because one might want to talk to a storage which doesn't even do anything XML related. However, to answer the question, I would expect to get the results either in a DOM or in an XML string. -- Julian Reschke MedicalData Service GmbH (http://www.medicaldataservice.de) xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@i... Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1 To (un)subscribe, mailto:majordomo@i... the following message; (un)subscribe xml-dev To subscribe to the digests, mailto:majordomo@i... the following message; subscribe xml-dev-digest List coordinator, Henry Rzepa (mailto:rzepa@i...)
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