Sciweavers

COMAD
2008
14 years 1 months ago
Towards the Preservation of Keys in XML Data Transformation for Integration
Transformation of a source schema with its conforming data to a target schema with its conforming data is an important activity in XML as two schemas in XML can represent same rea...
Md. Sumon Shahriar
ICDIM
2007
IEEE
14 years 2 months ago
Extending E-R for modelling XML keys
With the growing popularity of XML there is a need not only to describe the structure of XML data but also its semantics. For the conceptual modelling of XML we can use existing c...
Martin Necasky, Jaroslav Pokorný
ICDT
2007
ACM
105views Database» more  ICDT 2007»
14 years 4 months ago
Unlocking Keys for XML Trees
Abstract. We review key constraints in the context of XML as introduced by Buneman et al. We show that one of the proposed inference rules is not sound in general, and the axiomati...
Sven Hartmann, Sebastian Link
ADC
2003
Springer
139views Database» more  ADC 2003»
14 years 5 months ago
Deriving Relation Keys from XML Keys
Much work on XML data was around storage and querying and did not consider constraints of XML, especially keys. Since constraints have been proposed in many papers for XML, much r...
Qing Wang, Hongwei Wu, Jianchang Xiao, Aoying Zhou...
SEKE
2007
Springer
14 years 6 months ago
A Semantical Change Detection Algorithm for XML
XML diff algorithms proposed in the literature have focused on the structural analysis of the document. When XML is used for data exchange, or when different versions of a documen...
Rodrigo Cordeirodos Santos, Carmem S. Hara
ICDE
2003
IEEE
134views Database» more  ICDE 2003»
15 years 1 months ago
Propagating XML Constraints to Relations
We present a technique for refining the design of relational storage for XML data based on XML key propagation. Three algorithms are presented: one checks whether a given function...
Susan B. Davidson, Wenfei Fan, Carmem S. Hara, Jin...