Formalizing the Specification of Web Applications
As the size of Web applications grows, it becomes clear that we need better tools to deal with their...
Schema Versioning for Archives in Database Systems
Extremely large and ever growing databases lead to severe problems in storage, database administration, and performance. The integration of...
“Modeling-by-Patterns” of Web Applications
“A pattern ... describes a problem which occurs over and over again in our environment, and then describes the...
Modeling Cyclic Change
Database support of time-varying phenomena typically assumes that entities change in a linear fashion. Many phenomena, however, change cyclically...
A Unified Framework for Wrapping, Mediating and Restructuring Information from the Web
The goal of information extraction from the Web is to provide an integrated view on heterogeneous information sources via...
On the Ontological Expressiveness of Temporal Extensions to the Entity-Relationship Model
It is widely recognized that temporal aspects of database schemas are prevalent, but also difficult to capture using the...
Semantically Accessing Documents Using Conceptual Model Descriptions
When publishing documents on the Web, the user needs to describe and classify her documents for the benefit of...
Semantic Change Patterns in the Conceptual Schema
Conceptual schetnas are described using some preferred data model theory. A taxonomy of potential changes can be derived from...
The BRIDGE: A Toolkit Approach to Reverse Engineering System Metadata in Support of Migration...
The role of reverse engineering system metadata when migrating legacy systems to enterprise software such as PeopleSoft™ has not...
Data Structure Extraction in Database Reverse Engineering
Database reverse engineering is a complex activity that can be modeled as a sequence of two major processes, namely...