Schema Evolution publication categorizer

... on the schema of object-oriented databases. We describe a general framework based on an object-oriented data model, where three ... of an object algebra uniformly on all three levels. As a sample application of the framework, we focus on database evolution, that is, ...

Publication - cat - 04/16/2013 - 19:16 - 0 comments - 1 attachment

... and incremental development. On the schema level, a firm restriction in this evolution is that it can only be done by evolving class hierarchies downwards by subclassing. We show a unified approach to class evolution in object-oriented databases, where class ...

Publication - cat - 04/16/2013 - 05:27 - 0 comments - 0 attachments