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DEXA
2009
Springer
70views Database» more  DEXA 2009»
15 years 4 months ago
On the Termination Problem for Declarative XML Message Processing
Abstract. We define a formal syntax and semantics for the Rule Definition Language (RDL) of DemaqLite, which is a fragment of the declarative XML message processing system Demaq....
Tadeusz Litak, Sven Helmer
IPPS
1999
IEEE
15 years 2 months ago
Using Channels for Multimedia Communication
In this paper we present a paradigm to express streams and its implementation. Streams are a convenient mechanism to communicate multimedia data, for example video or audio, betwe...
David May, Henk L. Muller
85
Voted
ICDE
1994
IEEE
103views Database» more  ICDE 1994»
15 years 2 months ago
A Multi-Set Extended Relational Algebra - A Formal Approach to a Practical Issue
The relational data model is based on sets of tuples, i.e. it does not allow duplicate tuples in a relation. Many database languages and systems do require multi-set place, the hi...
Paul W. P. J. Grefen, Rolf A. de By
UML
2005
Springer
15 years 3 months ago
Weaving Executability into Object-Oriented Meta-languages
Abstract. Nowadays, object-oriented meta-languages such as MOF (MetaObject Facility) are increasingly used to specify domain-specific languages in the model-driven engineering comm...
Pierre-Alain Muller, Franck Fleurey, Jean-Marc J&e...
81
Voted
UML
2001
Springer
15 years 2 months ago
Approaching a Discrete-Continuous UML: Tool Support and Formalization
: This paper presents HyROOM, a proposal for an extension of UML-like languages by continuous activities for the specification of mixed discrete-continuous, or hybrid, systems. It...
Thomas Stauner, Alexander Pretschner, Istran P&eac...