Software Composition with Extended Entity-relationship Diagrams Chapter 1 Introduction
ثبت نشده
چکیده
منابع مشابه
Formalizing UML Class Diagrams
Graphical notations have demonstrated usefulness when interacting with end users, making system validation easier. However, while they can be easily communicated, they lack precision, which consequently can be ambiguous and lead to misunderstanding. It is here where formal specifications can play an important role in overcoming this drawback. In this chapter, we use the RAISE Specification Lang...
متن کاملComparative Study on Extended Entity Relationship and Unified Modeling Language
---------------------------------------------------------------------***--------------------------------------------------------------------Abstract Entity Relationship modeling is the process of coming up with an abstract and conceptual representation of data. Entity Relationship diagrams ultimately model the databases. Entity Relationship model is generally better in relationship name and par...
متن کاملComposition of Object-Oriented Software Design Models
...................................................................................... ix Preface ........................................................................................... x Statement of Contribution............................................................... x Acknowledgements....................................................................... xi Chapter 1: Introduction...
متن کاملRepresenting and reasoning with scenarios within information systems modeling
INTRODUCTION Recent research in systems engineering shows the communitys interest in scenarios. Advantages of using scenarios have been reported in wide range of contexts within the area. Recalling that any systematic, and eventually, automated management of scenarios presupposes firm formal ground, research on formal theories for scenarios is highly motivated. However, only little work has be...
متن کاملOn The Representation Of Temporal Dynamics
Research in temporal database management has suggested that the EntityRelationship model must be extended to compensate for its lack of constructs for representing the world’s dynamic nature. This claimed deficiency arises from the mistaken idea that Entity-Relationship diagrams represent only a snapshot of reality. Practitioners have long used Entity-Relationship diagrams without temporal exte...
متن کامل