Object database management systems (ODBMSs) typically offer fixed approaches to evolve the schema of the database and adapt existing instances accordingly. Applications, however, h...
XML-relational systems with well defined XML and relational schemas are widely used in industry. In the presence of rapidly changing requirements both schemas of such a model need...
There is a manifold of meanings we could associate with the term \evolution" in the database arena. This paper tries to categorize some of these into a unique framework, showi...