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DBPL
1993
Springer
141views Database» more  DBPL 1993»
15 years 1 months ago
Some Properties of Query Languages for Bags
In this paper we study the expressive power of query languages for nested bags. We de ne the ambient bag language by generalizing the constructs of the relational language of Brea...
Leonid Libkin, Limsoon Wong
SIGPLAN
2008
14 years 9 months ago
An aspect-oriented approach to the undergraduate programming language curriculum
Three key forces are shaping the modern Computer Science (CS) curriculum: (1) new topics/courses are squeezing out existing ones; (2) a focus on "big picture" and interd...
Mark A. Sheldon, Franklyn A. Turbak
TSMC
2008
162views more  TSMC 2008»
14 years 9 months ago
A New Model for Secure Dissemination of XML Content
Abstract--The paper proposes an approach to content dissemination that exploits the structural properties of an Extensible Markup Language (XML) document object model in order to p...
Ashish Kundu, Elisa Bertino
VLDB
2006
ACM
115views Database» more  VLDB 2006»
15 years 10 months ago
Integrating document and data retrieval based on XML
For querying structured and semistructured data, data retrieval and document retrieval are two valuable and complementary techniques that have not yet been fully integrated. In thi...
Jan-Marco Bremer, Michael Gertz
TRS
2008
14 years 9 months ago
Generalized Indiscernibility Relations: Applications for Missing Values and Analysis of Structural Objects
In this paper, we discuss an approach to structural objects based on a generalisation of indiscernibility relation used in rough set theory. The existing results in rough set theor...
Wojciech Jaworski