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» Complete Geometrical Query Languages
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IFIP
2007
Springer
14 years 2 months ago
Platform-Independent Programming of Data-Intensive Applications Using UML
The shift of development effort onto the model level, as postulated by MDA, provides an opportunity for establishing a set of modelling constructs that is more intuitive and homoge...
Grzegorz Falda, Piotr Habela, Krzysztof Kaczmarski...
IS
2006
13 years 8 months ago
Answering content and structure-based queries on XML documents using relevance propagation
As XML documents contain both content and structure information, taking advantage of the document structure in the retrieval process can lead to better identify relevant informati...
Karen Sauvagnat, Mohand Boughanem, Claude Chrismen...
DEXAW
2009
IEEE
86views Database» more  DEXAW 2009»
14 years 3 months ago
Robust Service-Based Semantic Querying to Distributed Heterogeneous Databases
— The amount of semantic data on the Web has increased exponentially in the last years. One of the main reasons for this is the use of RDB2RDF systems, which generate RDF data fr...
Carlos Buil Aranda, Óscar Corcho, Amy Kraus...
IDEAS
2002
IEEE
135views Database» more  IDEAS 2002»
14 years 1 months ago
On Implicate Discovery and Query Optimization
Boolean expression simplification is a well-known problem in the history of Computer Science. The problem of determining prime implicates from an arbitrary Boolean expression has...
Kristofer Vorwerk, G. N. Paulley
IDEAS
2000
IEEE
108views Database» more  IDEAS 2000»
14 years 26 days ago
Plug and Play with Query Algebras: SECONDO-A Generic DBMS Development Environment
We present SECONDO, a new generic environment supporting the implementation of database systems for a wide range of data models and query languages. On the one hand, this framewor...
Stefan Dieker, Ralf Hartmut Güting