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» The XML Typechecking Problem
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CIKM
2008
Springer
15 years 3 days ago
A heuristic approach for checking containment of generalized tree-pattern queries
Query processing techniques for XML data have focused mainly on tree-pattern queries (TPQs). However, the need for querying XML data sources whose structure is very complex or not...
Pawel Placek, Dimitri Theodoratos, Stefanos Soulda...
WWW
2001
ACM
15 years 10 months ago
A unified constraint model for XML
Integrity constraints are an essential part of a modern schema definition language. They are useful for semantic specification, update consistency control, query optimization, inf...
Gabriel M. Kuper, Jérôme Siméo...
VLDB
2002
ACM
84views Database» more  VLDB 2002»
15 years 10 months ago
Views in a large-scale XML repository
We are interested in de ning and querying views in a huge and highly heterogeneous XML repository Web scale. In this context, view de nitions are very large and there is no appare...
Vincent Aguilera, Sophie Cluet, Tova Milo, Pierang...
SIGMOD
2006
ACM
121views Database» more  SIGMOD 2006»
15 years 10 months ago
Rewriting nested XML queries using nested views
We present and analyze an algorithm for equivalent rewriting of XQuery queries using XQuery views, which is complete for a large class of XQueries featuring nested FLWR blocks, XM...
Nicola Onose, Alin Deutsch, Yannis Papakonstantino...
EDBT
2004
ACM
132views Database» more  EDBT 2004»
15 years 10 months ago
Query-Customized Rewriting and Deployment of DB-to-XML Mappings
Given the current trend towards application interoperability and XML-based data integration, there is an increasing need for XML interfaces to relational database management system...
Oded Shmueli, George A. Mihaila, Sriram Padmanabha...