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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

Evolution Support in Large-Scale Interoperable Systems: a Metadata Driven Approach

... N Jones, A Gray, W ... cost and effort required for maintaining the federation in a consistent state after its launch. If only human intervention is to be ...

Publication - cat - 04/17/2013 - 10:05 - 0 comments - 0 attachments

A Versioning Management Model for Ontology-Based Data Warehouses

... 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

Managing Schema Change in an Heterogeneous Environment

... range:  n/a “Nothing endures but change. ” –By Heractilus ... database systems. Today, for every data model there exists a well-defined set of change primitives that can alter both the structure (the ...

Publication - cat - 04/17/2013 - 06:38 - 0 comments - 0 attachments

Semantic heterogeneity as a result of domain evolution

... These problems occur when the semantics of values of a particular domain change over time in ways that are not amenable to applying ...

Publication - cat - 04/17/2013 - 06:27 - 0 comments - 1 attachment

Maintaining Data Warehouses over Changing Information Sources.

... Rundensteiner, Elke A.; Koeller, Andreas; Zhang, Xin ... E Koeller, A Zhang, X ...

Publication - cat - 04/17/2013 - 06:16 - 0 comments - 1 attachment

Managing source schema evolution in web warehouses

... Marotta, A; Motz, R; Ruggia, R Author:  Marotta, A Motz, R ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 0 attachments

Towards quality-oriented data warehouse usage and evolution

... range:  n/a Attachment Size ... 479.79 KB As a decision support information system, a data warehouse must provide high level quality of data and quality of ...

Publication - cat - 04/17/2013 - 05:27 - 0 comments - 1 attachment

FIESTA: A Framework for Schema Evolution in Multidimensional Databases

... domain. Consequently, OLAP systems are represented by a multidimensional database schema to adequately reflect the application semantics. FIESTA presents a methodology for the evolution of such multidimensional schemas. Core of the ...

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

A Randomized Approach for the Incremental Design of an Evolving Data Warehouse

... Theodoratos, D; Dalamagas, T; Simitsis, A; A Simitsis, M Author:  ...

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

The EVE approach: view synchronization in dynamic distributed environments

... Lee, AJ; Nica, A; Rundensteiner, EA Author:  Lee, A Nica, A ...

Publication - cat - 04/16/2013 - 02:27 - 0 comments - 0 attachments

Version Propagation in Federated Database Systems

... 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

Schema evolution in data warehousing environments: a schema transformation-based approach

... Fan, H; Poulovassilis, A Author:  ... Poulovassilis, A Year:  ...

Publication - cat - 04/15/2013 - 22:49 - 0 comments - 1 attachment