'New data model' diaporamas de présentation

Data Models

Data Models. Objectives. Why data models are important About the basic data-modeling building blocks What business rules are and how they influence database design How the major data models evolved How data models can be classified by level of abstraction. The Importance of Data Models.

1.12k views • 57 slides

Developing Programs for Family Trees

Developing Programs for Family Trees . c. Kathi Fisler, 2001. Consider the following family tree:. Susan. Tom. Pat. Mike. Ann. Joe. Mary. Assuming we want to write programs to query who is in the tree or to count how many generations are in the tree, what data model could we use?.

674 views • 44 slides

Lezione 12. Architetture e Design

Lezione 12. Architetture e Design. [S2001, Capp. 10-11] 1. System structuring repository-based client server abstract machines (layered architecture) 2. Control policy models centralised control event driven systems 3. Design process and techniques. Architectural design.

493 views • 38 slides

262 views • 16 slides