1.2. XML as an Information Domain
XML allows us to model information systems in a natural and intuitive way. This is because XML allows us to express information in ways that better match the way we do business. We now have an information-modeling mechanism that allows us to characterize what we want to do, rather than how we have to do it. XML simply does a much better job of reflecting the way the real world operates than the data-modeling mechanisms that preceded it. XML brings a number of powerful capabilities to information modeling:
Heterogeneity: Where each “record” can contain different data fields. The real world is not neatly organized into tables, rows, and columns. There is great advantage in being able to express information, as ...
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