Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
Ning Zhang 0002, Peter J. Haas, Vanja Josifovski, ...
Effective information retrieval in XML documents requires the user to have good knowledge of document structure and of some formal query language. XML query languages like XPath a...
XML query caching for XML database-backed Web applications began to be investigated recently. However, the issue of how the cached query results are stored has not been addressed ...
XML has become the standard for data exchange for a wide variety of applications, particularly in the scientific community. In order to efficiently process queries on XML repres...
Derek Phillips, Ning Zhang 0002, Ihab F. Ilyas, M....
XML Schema supports the specification of occurrence constraints by declaring values for its min/maxOccurs attributes. These constraints are structural in the sense that they rest...
XML query languages typically allow the specification of structural patterns of elements. Finding the occurrences of such patterns in an XML tree is the key operation in XML quer...
Existing xml query pattern-based caching strategies focus on extracting the set of frequently issued query pattern trees (qpt) based on the support of the qpts in the history. Thes...
MSL (Model Schema Language) is an attempt to formalize some of the core idea in XML Schema. The benefits of a formal description is that it is both concise and precise. MSL has al...
Allen Brown, Matthew Fuchs, Jonathan Robie, Philip...