Anita Nicholson

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Extracting data from a relational database into a DTD-validated XML file has proved to be an incredibly difficult quandry for the IT/IS/e-commerce industry. While myriad commercial solutions have been offered, many still lack the depth of power and richness of nesting available in XML. These solutions, ranging from XSQL and object database layovers to generic XML extracts, are laudable in their efforts, yet still contain the following drawbacks: Simplistic XML: XML utilities provided with relational databases typically generate generic or elements. Document fragments: Complete XML documents are rarely returned from base XML queries. Shallow documents: The capability to maintain the hierarchical structure of XML is typically restricted to an empty element tag with an array of attributes or a list of elements lacking attributal depth. Tightly coupled da... (more)