Sciweavers

34 search results - page 3 / 7
» A Semantic Approach for Schema Evolution and Versioning in O...
Sort
View
IDEAS
1997
IEEE
93views Database» more  IDEAS 1997»
13 years 8 months ago
Schema Evolution in Object Databases by Catalogs
We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the classes on the schema. We present a new categorization of the d...
Anne Pons, Rudolf K. Keller
CAI
2000
Springer
13 years 4 months ago
Schema Evolution in Software Engineering Databases - a New Approach in Adele Environment
Abstract. This paper discusses schema evolution in software engineering databases. After a study of existing approaches, we show that these approaches do not satisfy software engin...
Mohamed Ahmed-Nacer, Jacky Estublier
DAWAK
2006
Springer
13 years 8 months ago
A Versioning Management Model for Ontology-Based Data Warehouses
More and more integration systems use ontologies to solve the problem of semantic heterogeneities between autonomous databases. To automate the integration process, a number of the...
Dung Nguyen Xuan, Ladjel Bellatreche, Guy Pierra
PVLDB
2008
167views more  PVLDB 2008»
13 years 4 months ago
Managing and querying transaction-time databases under schema evolution
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
Hyun Jin Moon, Carlo Curino, Alin Deutsch, Chien-Y...
VLDB
2005
ACM
165views Database» more  VLDB 2005»
13 years 10 months ago
Semantic Adaptation of Schema Mappings when Schemas Evolve
Schemas evolve over time to accommodate the changes in the information they represent. Such evolution causes invalidation of various artifacts depending on the schemas, such as sc...
Cong Yu, Lucian Popa