4397 search results - page 544 / 880 » Relational Algebra Operations |
186
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ESORICS
1994
Springer
15 years 10 months ago
1994
Springer
This paper presents a calculus of channel security properties which allows to analyze and compare protocols for establishing secure in an insecure open network at a high level of a...
217
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ALP
1992
Springer
15 years 10 months ago
1992
Springer
Rewriting is a computational paradigm that specifies the actions, but not the control. We introduce a hierarchical structure repreat a high level of abstraction, a form of control....
158
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VLDB
1994
ACM
15 years 10 months ago
1994
ACM
In existing relational database systems, processing of group-by and computation of aggregate functions are always postponed until all joins are performed. In this paper, we presen...
195
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REX
1990
15 years 10 months ago
1990
Data Types William R. Cook Hewlett-Packard Laboratories 1501 Page Mill Road, Palo Alto, CA, 94303-0969, USA Abstract: This tutorial collects and elaborates arguments for distinguis...
177
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DFT
2004
IEEE
15 years 10 months ago
2004
IEEE
Quantum dot Cellular Automata (QCA) is amongst promising new computing scheme in the nano-scale regimes. As an emerging technology, QCA relies on radically different operations in...