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» An Object Model for Multiprogramming
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IPPS
1997
IEEE
15 years 12 months ago
An Architecture Workbench for Multicomputers
The large design space of modern computer architectures calls for performance modelling tools to facilitate the evaluation of different alternatives. In this paper, we give an ove...
Andy D. Pimentel, Louis O. Hertzberger
VLDB
1998
ACM
123views Database» more  VLDB 1998»
15 years 12 months ago
Diag-Join: An Opportunistic Join Algorithm for 1:N Relationships
Time of creation is one of the predominant (often implicit) clustering strategies found not only in Data Warehouse systems: line items are created together with their correspondin...
Sven Helmer, Till Westmann, Guido Moerkotte
VLDB
1998
ACM
138views Database» more  VLDB 1998»
15 years 12 months ago
TOPAZ: a Cost-Based, Rule-Driven, Multi-Phase Parallelizer
Currently the key problems of query optimization are extensibility imposed by object-relational technology, as well as query complexity caused by forthcoming applications, such as...
Clara Nippl, Bernhard Mitschang
VL
1997
IEEE
165views Visual Languages» more  VL 1997»
15 years 12 months ago
Alterable Visual Languages
The large number of programming languages in the world is a consequence of the broad spectrum of human preferences for different notational styles and semantic models, which depen...
Chris M. Holt
198
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WETICE
1997
IEEE
15 years 12 months ago
Boundaries, Awareness and Interaction in Collaborative Virtual Environments
This paper is concerned with how collaborative virtual environments can be structured in order to enable greater scalability and yet maintain a richness of communication. Based on...
Chris Greenhalgh, Steve Benford
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