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» Security Model for XML Data
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DBSEC
2001
154views Database» more  DBSEC 2001»
13 years 11 months ago
Regulating Access to XML documents
In this paper, our objective is to define a security model for regulating access to XML documents. Our model offers a security policy with a great expressive power. An XML documen...
Alban Gabillon, Emmanuel Bruno
WWW
2003
ACM
14 years 3 months ago
Using Index to Manage the Ordering Structure of XML Data in the Nested Relational Sequence Database System
In this poster, we introduce the mechanism of handling the ordering structure of XML data by using the Nested Relational Sequence Database System (NRSD), which is built upon the N...
Ho Lam Lau, Wilfred Ng
DAGSTUHL
2007
13 years 11 months ago
Calculus and Algebra for Distributed Data Management
Abstract. The sharing of content by communities of users (e.g., scientists) in a P2P context remains cumbersome. We argue that main reasons for this is the lack of calculus and alg...
Serge Abiteboul
EJC
2008
13 years 11 months ago
Conceptual Modeling of IS-A Hierarchies for XML
In this paper we briefly describe a new conceptual model for XML called XSEM. It is a combination of several approaches in the area. It divides the conceptual modeling process to c...
Martin Necasky, Jaroslav Pokorný
EDBT
2009
ACM
85views Database» more  EDBT 2009»
14 years 2 months ago
Expressive, yet tractable XML keys
Constraints are important for a variety of XML recommendations and applications. Consequently, there are numerous opportunities for advancing the treatment of XML semantics. In pa...
Sven Hartmann, Sebastian Link