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RE: XQuery & Several records (instead of one xml-field)

  • From: "Michael Kay" <mike@s...>
  • To: "'Mukul Gandhi'" <gandhi.mukul@g...>
  • Date: Fri, 19 Oct 2007 18:37:29 +0100

RE:  XQuery & Several records (instead of one xml-field)
> I think unifying relational data and XML is a good move.

Unifying it would be. It's mixing it without unifying it that's the problem.
> Imagine that an organization has data in RDBMS, as well in 
> the XML form. That organization needs to produce something 
> (for e.g. reports of some kind, or say an application) by 
> unifying information from the relational and XML world. Then 
> we need to join data stored in the RDBMS and XML. If we don't 
> have a unified relational/XML store, I think, it'll be 
> slightly difficult to join data from the two worlds (although 
> not difficult for good application programmers).

It's like mixed-language programming. It's useful to be able to do it, but
you make life much easier for yourself if you can find a way to avoid it.
Sometimes that means being bold about refactoring your systems, and these
days I tend to reckon that effort spent on refactoring nearly always has a
positive payback.

Michael Kay

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