[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Are Updates really needed in XQuery?
Brian Vickery wrote: > I have a simple question, "Why do we need updates as part of the XQuery > language at all?" [...] > The types of "inserts" and "deletes" typically shown > are just adding/deleting a document from a "collection" (if collections > existed and they should IMHO). > > Some examples are: > > 1. If I have a collection of XML invoices why would I ever want to update > these? An invoice is written once and never changed! > > 2. If I have a document centric collection of XML document I would most > likely version each document, thus why do we need updates? > > 3. If I have all my business contacts (companies I do business with) stored > in an XML collection, why wouldn't I just do a complete replace if I wanted > to change a companies name or address? > > Does anyone have any real life scenarios/business cases that "MUST" have > updates? In the database were organized as a small collection of large documents instead of as a large collection of small documents, then updates at a finer grain than document level becomes more critical. I wonder which is more common in practice? --Joe English jenglish@f...
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