Schema Evolution publication categorizer

... 10 - 49 In this paper, we deal with the problem of performing what-if analysis for changes that occur in the schema/structure of the data warehouse sources. We abstract software ...

Publication - pvassil - 04/17/2013 - 04:49 - 0 comments - 0 attachments

... Systems face the problem of maintaining their systems in the presence of frequently occurring changes in any counterpart of it. In other words, when a change occurs in any point of ...

Publication - gpapas - 04/16/2013 - 08:27 - 0 comments - 1 attachment

... same design construct. The behavior of the chosen design in the presence of evolution events is an important parameter for this choice. ...

Publication - gpapas - 04/16/2013 - 08:16 - 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

... 10 - 49 In this paper, we discuss the problem of performing impact prediction for changes that occur in the schema/structure of the data warehouse sources. We abstract ... of our approach over real-world ETL workflows used in the Greek public sector. (Data Warehouses, ETL, Evolution, Impact of ...

Publication - gpapas - 04/16/2013 - 04:05 - 0 comments - 0 attachments