514 search results - page 51 / 103 » Management Of Schema Evolution In Databases |
PSSS
2003
14 years 11 months ago
2003
Abstract: We present DLDB, a knowledge base system that extends a relational database management system with additional capabilities for DAML+OIL inference. We discuss a number of ...
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CCS
2008
ACM
14 years 11 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...
FOIKS
2008
Springer
14 years 11 months ago
2008
Springer
When decomposing database schemas, it is desirable that a decomposition is lossless and dependency preserving. A well-known and frequently used result for the relational model stat...
FOIKS
2008
Springer
14 years 11 months ago
2008
Springer
Abstract In this paper we present a new rule-based approach for consistency preserving view updating in deductive databases. Based on rule transformations performed during schema d...
DEXAW
2005
IEEE
15 years 3 months ago
2005
IEEE
The primary goal of smart homes is to provide their users with the maximum comfort and convenience. In this paper, we present a profile management framework for situation-dependen...