Database schema evolution through the specification and maintenance of changes on entities and relationships
A flexible database system needs to support changes to its schema in order to facilitate the requirements of new...
Method restructuring and consistency checking for object-oriented schemas
In this paper we present a framework and algorithms for method evolution handling in object-oriented databases. Two levels of...
State-conditioned semantics in databases
Integrity constraints are usually modeled based on the assumption that they are valid in any database state. This approach...
Modelling constraints with exceptions in object-oriented databases
This paper deals with modelling constraints in object-oriented databases, with emphasis given on exceptions. Constraints are restrictions on properties...
Declarative specification of constraint maintenance
Integrity repair is a pragmatic alternative to integrity checking, already proposed by relational and Codasyl standards and supported by...
On the representation of objects with polymorphic shape and behavior
In this paper we present the concept of roles as an extension to object-oriented database models in which identifiable...
A normal form object-oriented entity relationship diagram
A normal form object-oriented entity relationship (OOER) diagram is presented to address a set of OO data modelling issues,...
The use of agglomerative categorisation to build a conceptual view of statistical data
Read the full paper here: https://link.springer.com/chapter/10.1007/BFb0020560
COMan — coexistence of object-oriented and relational technology
Applying object-oriented technology to systems development is widely recognized as improving productivity and reducing system maintenance costs. At the...
Reflections on the relationship between BPR and software process modelling
Business Process Re-engineering (BPR) is much in vogue both as an approach to the rationalisation of Corporate Organisations and...
