... 1 - 9 Updates for XML are a quite new research area. Many applications need not only to transform or ... them reject updates that violate the schema, others entail a schema evolution that generalizes the schema. We point out necessary ...
Publication - cat - 06/15/2023 - 14:51 - 0 comments - 0 attachments
... Mens, T; Buckley, J; Zenger, M; Rashid, A Author: ... M Rashid, A Year: ...
Publication - cat - 07/26/2016 - 16:40 - 0 comments - 0 attachments
... overview has been published so far. Secondly, the study of a general application scenario led us to a list of requirements. We propose a general framework based on schema ...
Publication - cat - 04/17/2013 - 13:16 - 0 comments - 0 attachments
... Kupfer, A Eckstein, S ... integration and meta-databases, by connecting databases on a semantical level. Still, everything fails when one of the database schemas ...
Publication - cat - 04/17/2013 - 11:05 - 0 comments - 0 attachments
... 0 Citations range: n/a Attachment Size ... 23.88 KB Abstract. In this paper, we present a novel approach for the management of the ontology-based knowledge ...
Publication - erhard - 04/17/2013 - 09:05 - 0 comments - 1 attachment
... L Maedche, A Motik, B ... complexity of change management increases, thus requiring a well-structured ontology evolution process. In this paper we identify a ...
Publication - erhard - 04/17/2013 - 08:05 - 0 comments - 1 attachment
... Curino, Carlo A.; Tanca, Letizia; Zaniolo, Carlo ... 472.64 KB The life of a modern Information System is often characterized by (i) a push toward integration with other systems, and (ii) the evolution of its ...
Publication - krlis1337 - 04/17/2013 - 04:49 - 0 comments - 1 attachment
... range: n/a Die Bedeutung bzw. der praktische Nutzen von ...
Publication - hartung - 04/17/2013 - 04:38 - 0 comments - 0 attachments
... Bindelli, Silvia; Criscione, Claudio; Curino, Carlo A.; Drago, Mauro L.; Eynard, Davide; Orsi, Giorgio ... of enabling complex autonomous applications to reason on a machine-processable version of the World Wide Web. This, however, would ...
Publication - krlis1337 - 04/17/2013 - 04:27 - 0 comments - 0 attachments
... 273.6 KB It is generally believed that a well-designed Conceptual Schema will remain stable over time. However, ... needs and database structures. This paper sets up a framework for stability of conceptual schemas and proceeds to develop a set ...
Publication - cat - 04/17/2013 - 04:16 - 0 comments - 1 attachment
... between such documents must thus be created manually on a case-by-case basis. In this paper, we explore the problem of how to automate ... of the document transformation process. One, we propose a set of schema transformation operations that establish semantic relationships ...
Publication - cat - 04/16/2013 - 22:27 - 0 comments - 1 attachment
... We describe these different representations and propose a framework that integrates them. We show how different representations in ...
Publication - cat - 04/16/2013 - 21:38 - 0 comments - 1 attachment
... Curino, Carlo A.; Moon, Hyun J.; Zaniolo, Carlo ... We then introduce the Historical Metadata Manager (HMM), a tool designed to facilitate the process of documenting and querying the ...
Publication - krlis1337 - 04/16/2013 - 10:05 - 0 comments - 0 attachments
... More than ever before schema transformation is a prevalent problem that needs to be addressed to accomplish for example the ... Such schema transformations are typically composed of a sequence of schema evolution operations. The execution of such sequences can ...
Publication - cat - 04/16/2013 - 07:49 - 0 comments - 1 attachment
... workflows). In this paper, we first introduce and sketch a graph-based model that that uniformly captures relations, views, constraints and queries. We then present Hecataeus, a tool for implementing and visualizing the above framework (Database s.e., ...
Publication - gpapas - 04/16/2013 - 06:38 - 0 comments - 1 attachment
... incessant problems in the life of information systems and a major stumbling block that prevent graceful upgrades. Furthermore, our ... and avoids down-time. Toward this goal, we have assembled a large testbed of schema evolution histories, and developed a language of ...
Publication - krlis1337 - 04/16/2013 - 05:16 - 0 comments - 0 attachments
... 1 - 9 In this paper, we propose a schema versioning mechanism to manage the schema evolution in temporal ...
Publication - cat - 04/16/2013 - 04:38 - 0 comments - 0 attachments
... Papastefanatos, G.; Vassiliadis, P.; Simitsis, A.; Sellis, T.; Vassiliou, Y. Author: ... P Simitsis, A Sellis, T ...
Publication - gpapas - 04/16/2013 - 04:27 - 0 comments - 1 attachment
... multidimensional conditionally evolving schema(MD-CES) is a conceptual model for conditional schema changes, which modify the schema of ...
Publication - cat - 04/16/2013 - 04:16 - 0 comments - 1 attachment
... Matsuo, A.; Seta, K.; Hayashi, Y.; Ikeda, M. ... Matsuo, A Seta, K ...
Publication - cat - 04/16/2013 - 04:16 - 0 comments - 0 attachments
... KB Database evolution can be considered a combination ofschema evolution, in which the structure evolves with the ... and/or range of allowable values changes. We present a model in which mesodata – an additional domain definition layer containing ...
Publication - cat - 04/16/2013 - 04:05 - 0 comments - 1 attachment
... enough to accommodate future changes. This paper presents a comparative review of a dozen current engineering approaches as to which mechanisms they employ to ...
Publication - cat - 04/16/2013 - 03:38 - 0 comments - 0 attachments
... 1 - 9 In this paper, we propose a methodology for managing database evolutions by exploiting two ontologies. The first ontology describes the changes occurring in a database application. The second one aims at characterizing techniques and ...
Publication - cat - 04/16/2013 - 02:38 - 0 comments - 0 attachments
... based on federated database technology, are, among others, a means to control the integrity of and dependencies between product data ... these applications support the management of versions of a product and its parts, continuing the engineers' tradition of keeping ...
Publication - cat - 04/16/2013 - 01:27 - 0 comments - 0 attachments
... completely lack schema evolution facilities, or offer a restricted set of special purpose schema evolution operators supporting ...
Publication - cat - 04/16/2013 - 01:16 - 0 comments - 0 attachments
