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Reverse engineering of relational databases: Extraction of an EER model from a relational database

... 11.7 KB A methodology for extracting an extended Entity-Relationship (EER) model from a relational database is presented. Through a combination of data schema and data instance analysis, an EER model is ...

Publication - cat - 04/17/2013 - 13:27 - 0 comments - 1 attachment

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

Bootstrapping pay-as-you-go data integration systems

... Sarma, A Das; Dong, X; Halevy, A Author:  ...

Publication - cat - 04/16/2013 - 11:27 - 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

Automatic integration of Web search interfaces with WISE-Integrator

... these sources are database-driven E-commerce sites. It is a daunting task for users to access numerous Web sites individually to get the desired information. Hence, providing a unified access to multiple E-commerce search engines selling similar products ...

Publication - cat - 04/16/2013 - 07:27 - 0 comments - 0 attachments

Model management 2.0: manipulating richer mappings

... Bernstein, P.A.; Melnik, S. Author:  ... 543.02 KB Model management is a generic approach to solving problems of data programmability where precisely ...

Publication - huliganka - 04/16/2013 - 03:16 - 0 comments - 1 attachment

Merging Models Based on Given Correspondences

... Bernstein, Philip A.; Pottinger, Rachel A. Author:  ...

Publication - admin - 04/16/2013 - 03:05 - 0 comments - 1 attachment

Data Warehouse Scenarios for Model Management

... Bernstein, P.A.; Rahm, E. Author:  ... 373.07 KB Model management is a framework for supporting meta-data related applications where models and ...

Publication - cat - 04/16/2013 - 03:05 - 0 comments - 1 attachment

Rondo: A Programming Platform for Generic Model Management

... Melnik, S.; Rahm, E.; Bernstein, P.A. Author:  ... development of metadata-intensive applications. We present a first complete prototype of a generic modelmanagement system, in which ...

Publication - cat - 04/16/2013 - 03:05 - 0 comments - 1 attachment

A Vision for Management of Complex Models

... Bernstein, P.A.; Levy, A.Y.; Pottinger, R.A. Author:  ...

Publication - huliganka - 04/16/2013 - 02:49 - 0 comments - 1 attachment

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