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Search: in, ER / UML
9 results
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- A Taxonomy for Schema Versioning Based on the Relational and Entity Relationship Models
... Recently there has been increasing interest in both the problems and the potential of accommodating evolving schema in databases, especially in systems which necessitate a high volume of ...
Publication - cat - 04/17/2013 - 05:05 - 0 comments - 0 attachments
- Defining Metrics for Conceptual Schema Evolution
... how such stability should be observed and measured in the operational business environment with evolving information needs and ...
Publication - cat - 04/17/2013 - 04:16 - 0 comments - 1 attachment
- Stones Falling in Water: When and How to Restructure a View–Based Relational Database
... Advances in Databases and ... URL: ... that makes use of database views. By using views, changes in the structure of the database schema can be delayed until absolutely ...
Publication - jlloret - 04/16/2013 - 15:05 - 0 comments - 0 attachments
- Evolution of XML schemas and documents from stereotyped UML class models: A traceable approach
... UML and XML are two of the most commonly used languages in software engineering processes. One of the most critical of these processes ... are incrementally updated according to the changes in the conceptual model (expressed as a UML class model). In this framework, we ...
Publication - jlloret - 04/16/2013 - 15:05 - 0 comments - 0 attachments
- MeDEA: A database evolution architecture with traceability.
... engineers (designers, developers) still have to face in their everyday work is the evolution of working database systems. As a step for the solution of this problem in this paper we propose MeDEA, which stands for Metamodel-based Database ...
Publication - jlloret - 04/16/2013 - 14:49 - 0 comments - 0 attachments
- Model-Driven, View-Based Evolution of Relational Databases
... between abstraction levels. There exist several mechanisms in order to carry out propagations from one level to another, that are ... of modifications, is a time–consuming process. In this paper we propose a solution that is closer to the lazy and logical mechanisms, in which changes are delayed or not finally realized, respectively. This ...
Publication - jlloret - 04/16/2013 - 08:49 - 0 comments - 0 attachments
- Evolving the Implementation of ISA Relationships in EER Schemas
... Proceedings of the Workshop on Evolution and Change in Data Management (ECDM 2006), LNCS 4231, pp. 237-246 ... problems related to database evolution is how to reflect in the data level the changes that have occurred in the conceptual schema of ...
Publication - jlloret - 04/16/2013 - 06:05 - 0 comments - 0 attachments
- Engineering for Conceptual Schema Flexibility
... Proc. Research Issues in Data Engineering (RIDE) URL: ...
Publication - cat - 04/16/2013 - 03:38 - 0 comments - 0 attachments
- Evolutionary database design
... decisions called protocolling. These concepts are realized in Presto, a development environment for an evolutionary design of database ...
Publication - cat - 04/16/2013 - 01:49 - 0 comments - 0 attachments