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ISOTAS
1993
15 years 1 months ago
Maintaining Behavioral Consistency during Schema Evolution
We examine the problem of how to ensure behavioral consistency of an object-oriented system after its schema has been updated. The problem is viewed from the perspective of both t...
Paul L. Bergstein, Walter L. Hürsch
JIS
2007
120views more  JIS 2007»
14 years 9 months ago
A multi-layer metadata schema for digital folklore collections
Digital folklore collections are valuable sources for studying cultural and oral tradition of a country. The main difficulty in managing such collections is material heterogeneity...
Irene Lourdi, Christos Papatheodorou, Mara Nikolai...
ICDIM
2010
IEEE
14 years 7 months ago
Data mining and automatic OLAP schema generation
Data mining aims at extraction of previously unidentified information from large databases. It can be viewed as an automated application of algorithms to discover hidden patterns a...
Muhammad Usman, Sohail Asghar, Simon Fong
72
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ICDT
2010
ACM
149views Database» more  ICDT 2010»
15 years 2 months ago
Mapping Polymorphism
We examine schema mappings from a type-theoretic perspective and aim to facilitate and formalize the reuse of mappings. Starting with the mapping language of Clio, we present a ty...
Ryan Wisnesky, Mauricio Hernandez, Lucian Popa
ICDT
1997
ACM
95views Database» more  ICDT 1997»
15 years 1 months ago
Type-Consistency Problems for Queries in Object-Oriented Databases
Abstract Method invocation mechanism is one of the essential features in objectoriented programming languages. This mechanism contributes to data encapsulation and code reuse, but ...
Yasunori Ishihara, Hiroyuki Seki, Minoru Ito