The need for good tools to map Java Objects and XML is growing by the minute. The fact that XSD has overtaken DTD as a way of describing XML formats clears the way for an intelligent discussion of “O-X Mapping”. A lot of developers assume that the challenges of O-X are hardly different from those faced by O-R. In fact, because of the highly aggregated nature of XML data, the challenges are significantly different. This presentation will overview the challenges faced in both the O-R and O-X worlds and draw upon the parallels and differences.
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