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SIGMOD
2007
ACM
122views Database» more  SIGMOD 2007»
16 years 6 months ago
XQuery layers
XML is the data interoperability standard in many application domains. Therefore, an increasing number of researchers and professionals, who are not computer scientists (although ...
Daniele Braga, Alessandro Campi, Stefano Ceri, Pao...
SIGMOD
2007
ACM
147views Database» more  SIGMOD 2007»
16 years 6 months ago
Extending relational query optimization to dynamic schemas for information integration in multidatabases
This paper extends relational processing and optimization to the FISQL/FIRA languages for dynamic schema queries over multidatabases. Dynamic schema queries involve the creation a...
Catharine M. Wyss, Felix I. Wyss
SIGMOD
2003
ACM
147views Database» more  SIGMOD 2003»
16 years 6 months ago
Formal semantics and analysis of object queries
Modern database systems provide not only powerful data models but also complex query languages supporting powerful features such as the ability to create new database objects and ...
Gavin M. Bierman
SIGMOD
2001
ACM
90views Database» more  SIGMOD 2001»
16 years 6 months ago
Towards Knowledge-Based Digital Libraries
From the standpoint of satisfying human's informationneeds, the current digital library (DL) systems suffer from the following two shortcomings: (i) inadequate high-level cog...
Ling Feng, Manfred A. Jeusfeld, Jeroen Hoppenbrouw...
EDBT
2006
ACM
116views Database» more  EDBT 2006»
16 years 6 months ago
VICO: Visualizing Connected Object Orderings
In modern databases, complex objects like multimedia data, proteins or text objects can be modeled in a variety of representations and can be decomposed into multiple instances of ...
Stefan Brecheisen, Hans-Peter Kriegel, Matthias Sc...
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