... 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
... and completeness. In order to study this in more detail a workshop on Evolution and Change in Data Management was held in Paris in November 1999. It brought together researchers from a wide range of disciplines with a common interest in handling the fundamental ...
Publication - cat - 04/16/2013 - 11:38 - 0 comments - 1 attachment
... More than ever before schema transformation is a prevalent problem that needs to be addressed to accomplish for example the ... Such schema transformations are typically composed of a sequence of schema evolution operations. The execution of such sequences can ...
Publication - cat - 04/16/2013 - 07:49 - 0 comments - 1 attachment
... to block any type of transactions. We show in this paper a method to handle schema changes which is based on a transaction oriented change with the aid of triggers. The old and the new ...
Publication - cat - 04/16/2013 - 07:16 - 0 comments - 0 attachments
... 48.74 KB A temporal data warehouse can be defined as a set V of materialized views over non-temporal sources. We present a self-maintainable temporal data warehouse that, besides a set of temporal ...
Publication - huliganka - 04/16/2013 - 06:27 - 0 comments - 1 attachment
