A huge amount of schemas are expressed within outdated schema languages which are restricted concerning expressiveness, extensibility, readability, and understandability. Consequen...
Abstract—We introduce schema covering, the problem of identifying easily understandable common objects for describing large and complex schemas. Defining transformations between...
Domain mismatch and schema mismatch are two of the important semantic integration problems for interoperating heterogeneous databases. This paper structures the domain mismatch pr...
This paper describes an evolution framework supporting customisation of the schema evolution and instance adaptation approaches in an object database management system. The framew...
We consider the problem of query containment over an object data model derived from F-logic. F-logic has generated considerable interest commercially, in the academia, and within ...