4113 search results - page 93 / 823 » Watermarking Relational Databases |
136
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CIKM
2007
Springer
15 years 9 months ago
2007
Springer
The rapid growth of available data arises the need for more sophisticated techniques for semantic access to information. It has been proved that using conceptual model or ontology...
127
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CAISE
2004
Springer
15 years 9 months ago
2004
Springer
Many information systems store their objects in a relational database. If the object schema or the relational schema of an application can change often or in an independent way, it...
141
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MFDBS
1991
15 years 7 months ago
1991
We study an approach to relational databases which treats relations not as subsets of a Cartesian product but as subsets of some domain { a partially ordered space of descriptions...
206
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SIGMOD
2005
ACM
16 years 3 months ago
2005
ACM
We demonstrate a prototype of the relational data mapping module of MIQIS, a formal framework for investigating information flow in peer-to-peer database management systems. Data ...
118
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IDEAS
2005
IEEE
15 years 9 months ago
2005
IEEE
We introduce and study a new class of queries that we refer to as ACMA (arithmetic constraints on multiple attributes) queries. Such combinatorial queries require the simultaneous...