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176
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TCS
1998
15 years 6 months ago
1998
We introduce a new constraint domain, aggregation constraints, that is useful in database query languages, and in constraint logic programming languages that incorporate aggregate...
176
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SAC
2008
ACM
15 years 5 months ago
2008
ACM
In this paper, we focus on an aspect of distributed XQuery processing that involves data exchanges between processor elements. We first address problems of distributed XML query p...
190
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GG
2010
Springer
15 years 5 months ago
2010
Springer
Abstract. Triple Graph Grammars (TGGs) are a well-established concept for the specification of model transformations. In previous work we have formalized and analyzed already cruc...
168
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PERCOM
2010
ACM
15 years 4 months ago
2010
ACM
—In the environments where heterogeneous devices need to share information, utilize services of each other, and participate as components in various smart applications, it is com...
195
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SACMAT
2010
ACM
15 years 4 months ago
2010
ACM
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...