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» Aggregate Operators in Constraint Query Languages
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EDOC
2003
IEEE
15 years 2 months ago
MQL: a Powerful Extension to OCL for MOF Queries
The Meta-Object Facility (MOF) provides a standardised framework for object-oriented models. An instance of a MOF model contains objects and links whose interfaces are entirely de...
David Hearnden, Kerry Raymond, Jim Steel
SIGMOD
2003
ACM
154views Database» more  SIGMOD 2003»
15 years 9 months ago
The Cougar Project: a work-in-progress report
We present an update on the status of the Cougar Sensor Database Project, in which we are investigating a database approach to sensor networks: Clients "program" the sen...
Alan J. Demers, Johannes Gehrke, Rajmohan Rajarama...
PODS
1997
ACM
124views Database» more  PODS 1997»
15 years 1 months ago
Languages for Relational Databases over Interpreted Structures
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
Michael Benedikt, Leonid Libkin
TKDE
1998
134views more  TKDE 1998»
14 years 9 months ago
Unified Data Model for Representing Multimedia, Timeline, and Simulation Data
—This paper describes a unified data model that represents multimedia, timeline, and simulation data utilizing a single set of related data modeling constructs. A uniform model f...
John D. N. Dionisio, Alfonso F. Cardenas
ICLP
2007
Springer
15 years 3 months ago
Generic Tableaux for Answer Set Programming
Abstract. We provide a general and modular framework for describing inferences in Answer Set Programming (ASP) that aims at an easy incorporation of additional language constructs....
Martin Gebser, Torsten Schaub