... 10 - 49 In this paper we present a formal model for the support of temporal schema versions in object-oriented databases. Its definition is partially based on a generic ...
Publication - fgrandi - 04/17/2013 - 08:49 - 0 comments - 0 attachments
... perspectives. Researchers have examined schema evolution in single stand-alone databases and schema evolution in an integrated heterogeneous set of databases has received little attention. ...
Publication - cat - 04/17/2013 - 05:05 - 0 comments - 0 attachments
... There is much current interest in publishing and viewing databases as XML documents. The general benefits of ... for visualizing and processing information encoded in this universal standard. In this paper, we explore the additional and unique ...
Publication - cat - 04/16/2013 - 02:16 - 0 comments - 0 attachments
... 918.38 KB revious works in data integration can be classified according to the approach used to define ... limit of this approach is the management of the evolutions in the system. Indeed, each time a change occurs at the source schema level, ...
Publication - cat - 04/15/2013 - 21:16 - 0 comments - 1 attachment
... 281.43 KB In this paper we present a proposal for safely evolving a software sys- tem ... of the system to be adapted. The evolution takes place in two steps: first a meta-object, called evo- lutionary meta-object, plans a ...
Publication - cat - 04/15/2013 - 21:16 - 0 comments - 1 attachment
