Data Modeling Design

Advances in Object-Oriented Data Modeling by Michael P. Papazoglou, Stefano Spaccapietra, Zahir Tari

By Michael P. Papazoglou, Stefano Spaccapietra, Zahir Tari

Until eventually lately, details structures were designed round diversified enterprise services, corresponding to debts payable and stock keep watch over. Object-oriented modeling, by contrast, buildings structures round the data--the objects--that make up many of the company features. simply because information regarding a specific functionality is proscribed to at least one place--to the object--the process is protected against the consequences of swap. Object-oriented modeling additionally promotes larger knowing of necessities, transparent designs, and extra simply maintainable systems.This ebook specializes in contemporary advancements in representational and processing features of complicated data-intensive purposes. The chapters conceal "hot" issues reminiscent of program habit and consistency, opposite engineering, interoperability and collaboration among items, and work-flow modeling. every one bankruptcy features a overview of its topic, through object-oriented modeling thoughts and methodologies that may be utilized to real-life applications.Contributors : F. Casati, S. Ceri, R. Cicchetti, L. M. L. Delcambre, E. F. Ecklund, D. W. Embley, G. Engels, J. M. Gagnon, R. Godin, M. Gogolla, L. Groenewegen, G. S. Jensen, G. Kappel, B. J. Krämer, S. W. Liddle, R. Missaoui, M. Norrie, M. P. Papazoglou, C. father or mother, B. Perniei, P. Poncelet, G. Pozzi, M. Schreft, R. T. Snodgrass, S. Spaccapietra, M. Stumptner, M. Teisseire, W. J. van den Heuevel, S. N. Woodfield.

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Many have been proposed specifically as a conceptual modeling tool with the intention that the resulting application model be later translated into the data model of the chosen database management system. Others have been proposed as 8 Advances in Object-Oriented Data Modeling the basis for a data management service. However, this distinction is not always a clear one as sometimes a data model intended for use as a conceptual modeling tool is later realised in terms of a data management system and an operational part of the model specified.

A person may have several roles as represented by memberships of several collections. For example, a male employee who is also a customer would be a member of collections Persons, Customers, Employees and Males. 6, we indicate how such customer objects might be represented in an object-oriented database. The collection Customers is a set of objects of type customer where customer is defined to be a subtype of type person. A customer object therefore has the properties of persons such as name, phone, email and method send_email together with those specific to customers,such as account and affiliation.

Lakoff. Women, fire, and dangerous things. What categories reveal about the mind. University of Chicago Press, 19. 1987. J. Mylopoulos, P. A. Bernstein, and H. K. T. Wong. A Language Facility for Design­ ing Interactive Database-Intensive Systems. 5(2):185-207, 20. June ACM Transactions on Database Systems, 1980. M. Missikoff and M. Toiati. MOSAICO - A System for Conceptual Modelling and Rapid Prototyping of Object-Oriented Database Applications. In Proceedings of the i994 ACM SIGMOD International Conference on Management of Data, page 508.

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