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ER
2010
Springer
164views Database» more  ER 2010»
13 years 5 months ago
Querying Databases with Taxonomies
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...
Davide Martinenghi, Riccardo Torlone
ICDT
2012
ACM
247views Database» more  ICDT 2012»
11 years 10 months ago
A normal form for preventing redundant tuples in relational databases
We introduce a new normal form, called essential tuple normal form (ETNF), for relations in a relational database where the constraints are given by functional dependencies and jo...
Hugh Darwen, C. J. Date, Ronald Fagin
PVLDB
2008
131views more  PVLDB 2008»
13 years 7 months ago
Learning to create data-integrating queries
The number of potentially-related data resources available for querying -- databases, data warehouses, virtual integrated schemas -continues to grow rapidly. Perhaps no area has s...
Partha Pratim Talukdar, Marie Jacob, Muhammad Salm...
CEC
2005
IEEE
14 years 1 months ago
Theoretical analysis of generalised recombination
In this paper we propose, model theoretically and study a general notion of recombination for fixed-length strings where homologous crossover, inversion, gene duplication, gene d...
Riccardo Poli, Christopher R. Stephens
WSC
1998
13 years 9 months ago
An Architectural Design for Digital Objects
We define the term "digital object" and specify a variety of qualities that are important during the object design phase. A digital object contains a set of models, and ...
Paul A. Fishwick