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Reverse engineering of relational databases: Extraction of an EER model from a relational database

... 11.7 KB A methodology for extracting an extended Entity-Relationship (EER) model from a relational database is presented. Through a combination of data schema and data instance analysis, an EER model is ...

Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment

Ontology Versioning in an Ontology Management Framework

... Noy, Natalya Fridman; Musen, Mark A. Author:  ... As ontology development becomes a more ubiquitous and collaborative process, developers face challenges in ...

Publication - cat - 04/17/2013 - 13:05 - 0 comments - 0 attachments

Quantifying Schema Evolution

... for database applications. The paper presents a method for measuring modifications to database schemata and their consequences, by using a thesaurus tool. Measurements of the evolution of a large-scale database application currently running in several hospitals in ...

Publication - cat - 04/17/2013 - 10:27 - 0 comments - 0 attachments

Types of software evolution and software maintenance

... of both practitioners and researchers would be helped by a more objective and finer granularity recognition of types of software ... as actually done. To these ends, this paper proposes a clarifying redefinition of the types of software evolution and software ...

Publication - erhard - 04/17/2013 - 09:16 - 0 comments - 0 attachments

A Transparent Schema-Evolution System Based on Object-Oriented View Technology

... 100 - 499 When a database is shared by many users, updates to the database schema are almost always prohibited because there is a risk of making existing application programs obsolete when they run against ...

Publication - cat - 04/17/2013 - 06:38 - 0 comments - 0 attachments

Maintaining Data Warehouses over Changing Information Sources.

... Rundensteiner, Elke A.; Koeller, Andreas; Zhang, Xin ... E Koeller, A Zhang, X ...

Publication - cat - 04/17/2013 - 06:16 - 0 comments - 1 attachment

Ontology Evolution: Not the Same as Schema Evolution

... Noy, N. Fridman; Klein, M. C. A. Author:  ... As ontology development becomes a more ubiquitous and collaborative process, ontology versioning and ...

Publication - cat - 04/16/2013 - 04:49 - 0 comments - 0 attachments

Version support for engineering database systems

... multiple copies of object descriptions have to coexist in a single database. A scheme is proposed that enables users to explicitly deal with these object ...

Publication - cat - 04/15/2013 - 22:49 - 0 comments - 0 attachments

Ontology Matching: A Machine Learning Approach

... Doan, A Madhavan, J ... P Halevy, A Year:  ...

Publication - admin - 04/15/2013 - 20:49 - 0 comments - 0 attachments