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The management of changing types in an object-oriented database

... 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

Schema Evolution in Heterogeneous Database Architectures, A Schema Transformation Approach

... McBrien, P; Poulovassilis, A Author:  ... Poulovassilis, A Year:  ...

Publication - cat - 09/13/2022 - 17:45 - 0 comments - 0 attachments

On Schema Evolution in Multidimensional Databases

... 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

Theoretical Aspects of Schema Merging

... Buneman, P.; Davidson, S.; Kosky, A. Author:  ... S Kosky, A Year:  ...

Publication - huliganka - 04/16/2013 - 20:38 - 0 comments - 1 attachment

Beyond schema evolution to database reorganization

... Habermann, A Year:  ... complex schema changes, but also database reorganization. A database administrator uses a declarative notation to describe mappings ...

Publication - cat - 04/16/2013 - 17:38 - 0 comments - 1 attachment

QOM - Quick Ontology Mapping

... called (semi-)automatic alignment — of ontologies is a core task to achieve interoperability when two agents or services use ... We here consider QOM, Quick Ontology Mapping, as a way to trade off between effectiveness (i.e. quality) and efficiency of the ...

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

Bootstrapping Ontology Alignment Methods with APFEL

... 273.18 KB Ontology alignment is a prerequisite in order to allow for interoperation between different ... Process Feature Estimation and Learning) we present a machine learning approach that explores the user validation of initial ... ontology definitions. Core to APFEL is the idea of a generic alignment process, the steps of which may be represented explicitly. ...

Publication - admin - 04/16/2013 - 13:27 - 0 comments - 1 attachment

Weaving Models with the Eclipse AMW plugin

... because they conform to different extensions of a core weaving metamodel. In this paper, we explain in detail what a model weaving is. We present a set of application scenarios, and we extract ...

Publication - huliganka - 04/16/2013 - 07:38 - 0 comments - 0 attachments

Dynamic Workflow Schema Evolution Based on Workflow Type Versioning and Workflow Migration

... M Geppert, A Year:  ... deletion and modification of workflow types in such a way that the schema remains correct. This problem is aggravated when ...

Publication - cat - 04/16/2013 - 02:16 - 0 comments - 0 attachments

Consistent evolution of OWL ontologies

... and application of ontologies in dynamic environments. A core aspect in the evolution process is the to guarantee consistency of the ... the consistent evolution of OWL ontologies. We present a model for the semantics of change for OWL ontologies, considering structural, ...

Publication - cat - 04/16/2013 - 00:27 - 0 comments - 1 attachment

Managing Evolving Workflow Specifications

... workflow specifications which copes with the evolution of a workflow schema and the dynamic modification of workflow instances. The ... consistent configurations of the versioned entities of a workflow schema. In our workflow-specific versioning approach, the ...

Publication - cat - 04/16/2013 - 00:05 - 0 comments - 0 attachments