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Spiritual Design of databases

1. Design Of Databases•What is Good Design•Normalization 2. Pitfalls in Relational-Database Design• Repetition of information• Inability to represent certain information…

Education Functional dependancy

1. There are two levels at which we discuss the goodness of relation schema •Logical (or Conceptual)Level•Implementation (or storage ) Level 2. 4 Informal measures of…

Documents Normalization

Database Design – Lecture 8 Normalization Lecture Objectives    Review basic rules for converting Entities to Tables Review how to address Relationships between…

Business Database Design E R 2009

1. Database Design E-R 2. ENTITY RELATIONSHIP ANALYSIS In this area of the course we concentrate an another modelling technique called Entity Relationship Modelling (ERM…

Technology Measuring the Impact of Third Place Attachment on the Adoption of a Place-Based Community Technology

1. Measuring the Impact of Third PlaceAttachment on the Adoption of aPlace-Based Community TechnologyShelly D. Farnham, Joseph F. McCarthy, Yagnesh Patel, Sameer Ahuja, Daniel…

Documents The Relational Model and Normalization (1) IS 240 – Database Management Lecture #7 – 2004-02-12....

Slide 1The Relational Model and Normalization (1) IS 240 – Database Management Lecture #7 – 2004-02-12 Prof. M. E. Kabay, PhD, CISSP Norwich University [email protected]

Documents Copyright: ©2005 by Elsevier Inc. All rights reserved. 1 Author: Graeme C. Simsion and Graham C....

Slide 1Copyright: ©2005 by Elsevier Inc. All rights reserved. 1 Author: Graeme C. Simsion and Graham C. Witt Chapter 3 The Entity-Relationship Approach Slide 2 Copyright:…

Documents CM20145 Further DB Design – Normalization Dr Alwyn Barry Dr Joanna Bryson.

Slide 1CM20145 Further DB Design – Normalization Dr Alwyn Barry Dr Joanna Bryson Slide 2 Last Time Database design is an ongoing, iterative process. Requirements come from…

Documents Lecture 7 Enhanced Entity-Relationship Modelling & Advanced Normalisation.

Slide 1Lecture 7 Enhanced Entity-Relationship Modelling & Advanced Normalisation Slide 2 2 Lecture 7 – Part 1 Enhanced Entity-Relationship Modelling Slide 3 3 Introduction…

Documents Dr. Alexandra I. Cristea acristea/ CS 319: Theory of Databases: C3.

Slide 1Dr. Alexandra I. Cristea http://www.dcs.warwick.ac.uk/~acristea/ CS 319: Theory of Databases: C3 Slide 2 (provisionary) Content 1.Generalities DB 2.Integrity constraints…