Chapter 1 Functional Dependencies The topic of Functional Dependencies is very important for databases because it makes it possible to analyse how the attributes in a given…
Data Waehousing 02 Data Warehouse - Basic Concepts DW 2012/2013 Notice ! Author " João Moura Pires ([email protected]) ! This material can be freely used for personal…
PC Store Normalization Prepared by : Mais M. Fatayer Arab Open University Riyadh – KSA I need a system that organize my work in the store . But initially tell me the costs?…
Entity-Relationship Model Entity sets • A database can be modeled as: a collection of entities, relationship among entities. • Entity:-set of attributes Eg:-…
Lecture 05: Relational Database Design by ER- & EER-to-Relational Mapping Dr. Dang Tran Khanh M.eng. Tran Minh Quang Department of Information Systems Faculty of Computer…