... Skarra, A Zdonik, S ... such may be modified and shared. The effects of changing a type extend to objects of the type and to programs that use objects of the ...
Publication - cat - 06/15/2023 - 14:51 - 0 comments - 1 attachment
... McBrien, P; Poulovassilis, A Author: ... Poulovassilis, A Year: ...
Publication - cat - 09/13/2022 - 17:45 - 0 comments - 0 attachments
... Pons, A; Keller, R. K. Author: Pons, A Keller, R ...
Publication - cat - 07/03/2022 - 23:42 - 0 comments - 0 attachments
... to put into practice this strategy, each component of a database is seen under this architecture as the information base of an information system. Furthermore, a translation information system is considered in order to manage the ... of conceptual elements into logical schema elements. A current Oracle implementation of this architecture is also presented. ...
Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment
... 277.31 KB Database systems offering a multidimensional schema on a logical level (e.g. OLAP systems) are often used in data warehouse ...
Publication - cat - 04/17/2013 - 12:49 - 0 comments - 1 attachment
... Nica, A; Lee, AJ; Rundensteiner, EA Author: Nica, A Lee, A ...
Publication - cat - 04/17/2013 - 12:27 - 0 comments - 1 attachment
... Cleve, A; Henrard, J.; Hainaut, JL; Author: Cleve, A Henrard, J ...
Publication - acleve - 04/17/2013 - 12:05 - 0 comments - 0 attachments
... Cleve, A Hainaut, J ... range: n/a Attachment Size ...
Publication - acleve - 04/17/2013 - 11:38 - 0 comments - 1 attachment
... N Jones, A Gray, W ... cost and effort required for maintaining the federation in a consistent state after its launch. If only human intervention is to be ...
Publication - cat - 04/17/2013 - 10:05 - 0 comments - 0 attachments
... range: n/a Attachment Size ... 29.2 KB The paper presents a DBMS-independent database reverse engineering (DBRE) methodology based on a ...
Publication - cat - 04/17/2013 - 09:38 - 0 comments - 1 attachment
... P Hotho, A Schmidt-Thieme, L ... range: n/a Large information repositories as digital ...
Publication - erhard - 04/17/2013 - 09:27 - 0 comments - 0 attachments
... range: n/a Designers of XML formats have to face the problem ...
Publication - cat - 04/17/2013 - 07:49 - 0 comments - 0 attachments
... Scalas, M.R.; Cappelli, A; DeCastro, C. Author: ... M Cappelli, A DeCastro, C ...
Publication - cat - 04/17/2013 - 06:49 - 0 comments - 0 attachments
... range: n/a A flexible database system needs to support changes to its schema in order to ...
Publication - erhard - 04/17/2013 - 05:16 - 0 comments - 0 attachments
... rationale behind its evolution. In this paper, we describe a taxonomy of class-evolution profiles, a method for automatically categorizing a system's classes in one (or more) of ...
Publication - cat - 04/16/2013 - 09:27 - 0 comments - 0 attachments
... Loscio, B.F.;Salgado, A.C. Author: ... B Salgado, A Year: ...
Publication - cat - 04/16/2013 - 08:49 - 0 comments - 0 attachments
... and incremental development. On the schema level, a firm restriction in this evolution is that it can only be done by evolving class hierarchies downwards by subclassing. We show a unified approach to class evolution in object-oriented databases, where class ...
Publication - cat - 04/16/2013 - 05:27 - 0 comments - 0 attachments
... L Maedche, A Stojanovic, N ... problem solving. The problem is reduced to a graph search where the nodes are evolving ontologies and the edges ... search is guided by the constraints provided partially by a user and partially by a set of rules defining ontology consistency. In ...
Publication - cat - 04/16/2013 - 05:05 - 0 comments - 0 attachments
... Theodoratos, D; Dalamagas, T; Simitsis, A; A Simitsis, M Author: ...
Publication - cat - 04/16/2013 - 04:49 - 0 comments - 1 attachment
... 982.35 KB Dynamic change is a large and pervasive unsolved problem which surfaces within office systems as ... of the dynamic change problem. In this paper, we use a Petri net formalism to analyze structural change within office procedures. As ...
Publication - cat - 04/16/2013 - 04:38 - 0 comments - 1 attachment
... objects should be traceable. In this paper we propose a method for managing schema changes by exploiting the functionality of a temporal object model. The result is a uniform treatment of schema ...
Publication - cat - 04/16/2013 - 03:38 - 0 comments - 0 attachments
... Claypool, K.T.; Rundensteiner, E.A.; Heineman, G.T. Author: ... propose comprehensive support for relationship evolution. A complete schema evolution facility for any OODB system must provide (1) ...
Publication - cat - 04/16/2013 - 02:49 - 0 comments - 1 attachment
... 105.98 KB The multiobject mechanism is a pertinent way to implement specialization in an object database and differs ...
Publication - cat - 04/16/2013 - 02:38 - 0 comments - 1 attachment
... with regard to database applications. Finally, we propose a declarative language based on OQL, the ODMG query language, that the user ...
Publication - cat - 04/16/2013 - 02:27 - 0 comments - 1 attachment
... range: n/a Attachment Size ... designers building up object database schemata require a more abstract level. This paper addresses new facilities for updating a ...
Publication - cat - 04/16/2013 - 02:27 - 0 comments - 1 attachment
