3948 search results - page 389 / 790 » Integration Workbench: Integrating Schema Integration Tools |
189
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SACMAT
2005
ACM
16 years 10 days ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
172
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HICSS
1994
IEEE
15 years 11 months ago
1994
IEEE
Compensation is the process by which a committed transaction in a database is undone by running the semantic inverse of that transaction on the database. Compensation has been pro...
174
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KDD
1994
ACM
15 years 11 months ago
1994
ACM
Our research investigates howdomainsemantics are discovered froma relational database at a high level of automation. Thediscoveries are then represented as the extendedEntityRelat...
160
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
In this paper we describe a rule-based approach to semantic specification that can be used to establish semantic agreement between a source and receiver. Query processing techniqu...
203
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CCS
2008
ACM
15 years 8 months ago
2008
ACM
We propose an approach for the selective enforcement of access control restrictions in, possibly distributed, large data collections based on two basic concepts: i) flexible autho...