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Update Semantics of Relational Views

... 100 - 499 A database view is a portion of the data structured in a way suitable to a specific on views ...

Publication - erhard - 04/17/2013 - 09:38 - 0 comments - 0 attachments

Maintenance of views

... Shmueli, O; Itai, A Author:  ... O Itai, A Year:  ...

Publication - cat - 04/17/2013 - 08:05 - 0 comments - 1 attachment

Data integration by bi-directional schema transformation rules

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

Publication - cat - 04/17/2013 - 07:16 - 0 comments - 0 attachments

Meaningful change detection in structured data

... These operations allows us to describe changes in a semantically more meaningful way. Since this change detection problem is NP-hard, in this paper we present a heuristic change detection algorithm that yields close to “minimal” ... is based on transforming the change detection problem to a problem of computing a minimum-cost edge cover of a bipartite graph. We study ...

Publication - huliganka - 04/17/2013 - 00:38 - 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

Composing Schema Mappings: Second-Order Dependencies to the Rescue

... 486.39 KB A schema mapping is a specification that describes how data structured under one schema (the ... schema) is to be transformed into data structured under a different schema (the target schema). A fundamental problem is composing ...

Publication - cat - 04/16/2013 - 19:16 - 0 comments - 1 attachment

Generic Model Management: Concepts and Algorithms

... needed to develop such applications by providing a database infrastructure in which a set of high-level algebraic operators, such as Match, Merge, and Compose, ...

Publication - cat - 04/16/2013 - 18:38 - 0 comments - 1 attachment

Inheritance of Workflows An approach to tackling problems related to change

... The inheritance mechanism allows for the definition of a subclass which inherits the features of a specific superclass. When adapting a workflow process definition to specific ...

Publication - cat - 04/16/2013 - 09:49 - 0 comments - 0 attachments

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

Learning to Match the Schemas of Data Sources: A Multistrategy Approach

... Doan, A.; Domingos, P.; Halevy, A. Author:  ...

Publication - huliganka - 04/16/2013 - 05:27 - 0 comments - 0 attachments

A General Formal Framework for Schema Transformation

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

Publication - huliganka - 04/16/2013 - 00:49 - 0 comments - 0 attachments