... range: n/a Database and software systems are rarely stable ... most agree that 50% or more of programmer effort arises as a result of system modifications after implementation [Lientz, B. P. 1983] and ...
Publication - cat - 01/20/2018 - 09:23 - 0 comments - 0 attachments
... design (CAD) systems. In this paper we address a broad spectrum of semantic and operational issues in version control for a public/private distributed architecture of CAD systems. The research issues ...
Publication - cat - 07/28/2016 - 08:29 - 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
... 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
... schema of the database, support for schema evolution is a highly required feature. Therefore, a set of schema update primitives must be provided which can be used to perform ...
Publication - cat - 04/17/2013 - 13:05 - 0 comments - 0 attachments
... KB This paper describes work carried out on a model for the versioning of class definitions in an object-oriented database. ... on attributes of the previous and current version of a class definition, instances of any version of the class can be converted to ...
Publication - cat - 04/17/2013 - 12:38 - 0 comments - 1 attachment
... Curino, Carlo A.; Moon, Hyun J.; Ham, MyungWon; Zaniolo, Carlo ... DEMO PAPER: Information Systems are subject to a perpetual evolution, which is particularly pressing in Web Information ...
Publication - krlis1337 - 04/17/2013 - 11:05 - 0 comments - 0 attachments
... autonomous databases. To automate the integration process, a number of these systems suppose the existence of a shared domain ontology a priori referenced by the local ontologies embedded ...
Publication - cat - 04/17/2013 - 09:49 - 0 comments - 0 attachments
... 10 - 49 In this paper we present a formal model for the support of temporal schema versions in object-oriented databases. Its definition is partially based on a generic (ODMG compatible) object model and partially introduces new concepts. ...
Publication - fgrandi - 04/17/2013 - 08:49 - 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
... Deutsch, A Curino, C ... applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work ...
Publication - krlis1337 - 04/17/2013 - 06:49 - 0 comments - 0 attachments
... in databases, especially in systems which necessitate a high volume of structural changes or where structural change is difficult. This paper presents a taxonomy of changes applicable to the Entity-Relationship Model together with ...
Publication - cat - 04/17/2013 - 05:05 - 0 comments - 0 attachments
... Moon, Hyun J.; Curino, Carlo A.; Deutsch, Alin; Hou, Chien-Yi; Zaniolo, Carlo ... C Deutsch, A Hou, C ...
Publication - krlis1337 - 04/17/2013 - 01:38 - 0 comments - 1 attachment
... of conceptualisations, and as such serve as a backbone of many Information Systems (ISs) as knowledge bearing artefacts ...
Publication - hartung - 04/17/2013 - 01:27 - 0 comments - 1 attachment
... Kirsten, T.; Gross, A.; Hartung, M.; Rahm, E. Author: ... E Gross, A Year: ...
Publication - hartung - 04/16/2013 - 23:05 - 0 comments - 0 attachments
... 1.28 MB This paper presents a version model which handles database schema changes and which takes evolution ... development of partial schema versions, or views of a schema. These versions are created in the same database from a common ...
Publication - cat - 04/16/2013 - 11:38 - 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
... range: n/a Attachment Size ...
Publication - cat - 04/16/2013 - 09:38 - 0 comments - 1 attachment
... range: n/a The problem of archiving and querying the history of a database is made more complex by the fact that, along with the database ...
Publication - krlis1337 - 04/16/2013 - 08:05 - 0 comments - 0 attachments
... of versioned software products still remains a challenge. This article focuses on the version models underlying both ... of the SCM discipline and classify them according to a detailed taxonomy. (Journal, Softw./app. evolution, Survey / Bibl., ...
Publication - cat - 04/16/2013 - 07:38 - 0 comments - 0 attachments
... http://www.xml.com/pub/a/2003/12/03/versioning.html ... is one of the most difficult problems in computing, with a long history of failed attempts. Arguably one reason why the Web rose ... for compatible changes with or without schema propagation. A number of rules are described for versioning XML vocabularies, making use of ...
Publication - cat - 04/16/2013 - 05:05 - 0 comments - 0 attachments
... 499 Schema versioning is one of a number of related areas dealing with the same general problem - that of ... structure. Schema versioning and schema evolution offer a solution to the problem by enabling intelligent handling of any temporal ...
Publication - cat - 04/16/2013 - 04:49 - 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
... 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
... 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
