This volume constitutes the proceedings of the 13th International Conference on the Entity-Relationship Approach, ER '94, held in Manchester, UK in December 1994. The ER '94 book is devoted to business modelling and re-engineering and provides a balanced view between research and practical experience. The 34 full revised papers presented are organized in sections on business process modelling, enterprise modelling, systems evolution, modelling integrity constraints, object-oriented databases, active databases, CASE, reverse engineering, information system modelling, schema coordination, and re-engineering.Layering ER diagrams has been a key tool to abstract the complexity of large data schemas generated by enterprise modeling. ... This paper presents the Leveled Entity Relationship Model which demonstrates how one ... These benefits of layering ER diagrams have been recognized and many models [FM86 , Har88, TWBK89, LV89, CJA90] which layer ER diagrams have been proposed ( section 5 givesanbsp;...
|Title||:||Entity-Relationship Approach - ER '94. Business Modelling and Re-Engineering|
|Publisher||:||Springer Science & Business Media - 1994-11-30|