Schema Evolution publication categorizer

... cost and effort required for maintaining the federation in a consistent state after its launch. If only human intervention is to be ... of change at both local and federal conceptual levels in interoperating database systems. The basis for the model is the exploitation ...

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

... views that determine its schema and its content in terms of the schema and the content of the data sources. DW applications ... against the cost of maintaining the materialized views. In an evolving DW application, new queries need to be answered by the DW. An ...

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

... integrity of and dependencies between product data created in many different engineering applications. Most of these applications support ... of drawings and documents. Consequently, federations in engineering environments have to provide version management on their global ...

Publication - cat - 04/16/2013 - 01:27 - 0 comments - 0 attachments