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» Analysis and Metrics of XML Schema
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PODS
2010
ACM
242views Database» more  PODS 2010»
14 years 1 months ago
Certain answers for XML queries
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
Claire David, Leonid Libkin, Filip Murlak
ICDE
2010
IEEE
206views Database» more  ICDE 2010»
13 years 10 months ago
HECATAEUS: Regulating Schema Evolution
HECATAEUS is an open-source software tool for enabling impact prediction, what-if analysis, and regulation of relational database schema evolution. We follow a graph theoretic appr...
George Papastefanatos, Panos Vassiliadis, Alkis Si...
ICEIS
2006
IEEE
14 years 2 months ago
Filtering Unsatisfiable XPATH Queries
The satisfiability test checks, whether or not the evaluation of a query returns the empty set for any input document, and can be used in query optimization for avoiding the submis...
Jinghua Groppe, Sven Groppe
DOCENG
2007
ACM
14 years 15 days ago
Mapping paradigm for document transformation
Since the advent of XML, the ability to transform documents using transformation languages such as XSLT has become an important challenge. However, writing a transformation script...
Arnaud Blouin, Olivier Beaudoux
DOCENG
2004
ACM
14 years 2 months ago
Querying XML documents by dynamic shredding
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...
Hui Zhang 0003, Frank Wm. Tompa