3836 search results - page 405 / 768 » Semantics of Database Transformations |
158
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ICDT
1997
ACM
15 years 11 months ago
1997
ACM
The paper introduces a model of the Web as an in nite, semistructured set of objects. We reconsider the classical notions of genericity and computability of queries in this new con...
198
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ER
1993
Springer
15 years 10 months ago
1993
Springer
Two major problems in schema integration are to identify correspondences between different conceptual schemas and to verify that the proposed correspondences are consistent with th...
162
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ICDE
2007
IEEE
15 years 10 months ago
2007
IEEE
In this paper, we propose a simple and flexible execution model that (i) supports a wide spectrum of alternative optimization and execution strategies and their mixtures, (ii) pro...
197
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ER
2008
Springer
15 years 8 months ago
2008
Springer
The quality management of software models is an important issue. As a preparative task, the quality circle requires quality planning. After that a software model can repeat the seq...
182
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MMS
2002
15 years 6 months ago
2002
An intelligent annotation-based video data model called Smart VideoText is introduced. It utilizes the conceptual graph knowledge representation formalism to capture the semantic a...