Database Modeling and Design

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Index 269 application to relational database design, 64–66 with Chen notation, 9, 10 conceptual data model diagram, 141 constructs, 13–22 definition levels, 9 entities, 13–14 entity clustering, 74–81 generalization <strong>and</strong> aggregation, 101 global schema, 64–66 illustrated, 14 many-to-many binary relationship, 87 one-to-many binary relationship, 87 one-to-one binary relationship, 86 Rational Data Architect, 193 relationships, 14–15, 16–20, 25–29 simple form example, 9–10 subtypes, 23–24 summary, 30 supertypes, 23–24 of views based on requirements, 61–63 ER/Studio, 190 Exclusion constraint, 29 Exclusive OR, 29 Executive information systems (EIS), 148 Existence defined, 19 m<strong>and</strong>atory, 20 optional, 20, 64 Exponential smoothing, 179–80 defined, 179 double, 179, 181 triple, 180, 182 See also Forecasting EXtensible Markup Language. See XML Fact tables defined, 154 granularity, 155 See also Data warehouses Fifth (5NF) normal form, 127, 133–37 defined, 133 membership algorithm satisfaction, 134 See also Normal forms Files, 2 First normal form (1NF), 109 Flows, 46, 47 defined, 46 guard condition, 46 illustrated, 47 Forecasting, 179–81 defined, 179 double exponential smoothing, 179, 181 exponential smoothing, 179–80 least squares line approach, 179 reliability, 180 triple exponential smoothing, 180, 182 See also Data mining Foreign key constraints, 217 Forks, 46, 47 defined, 47–48 example, 48–49 illustrated, 47 Fourth (4NF) normal form, 127, 129–33 goal, 129 tables, 131 tables, decomposing, 132–33 See also Normal forms Functional dependence, 111 Functional dependencies (FDs) defined, 6 in n-ary relationships, 29 primary, 118, 119 secondary, 118, 119
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Database Modeling & Design Fourth E
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Joe Celko’s Data and Databases: C
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Publishing Director Michael Forster
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Contents Preface xv Chapter 1 Intro
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Contents xi 4.4.4 Merging and Restr
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Contents xiii Chapter 9 CASE Tools
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2 CHAPTER 1 Introduction In this ch
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4 CHAPTER 1 Introduction Informatio
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6 CHAPTER 1 Introduction II(b)], tw
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8 CHAPTER 1 Introduction tional rel
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10 CHAPTER 1 Introduction Customer
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2 The Entity-Relationship Model T h
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2.1 Fundamental ER Constructs 15 at
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2.1 Fundamental ER Constructs 17 Co
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2.1 Fundamental ER Constructs 19 12
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2.1 Fundamental ER Constructs 21 us
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2.2 Advanced ER Constructs 23 2.2 A
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2.2 Advanced ER Constructs 25 Softw
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2.2 Advanced ER Constructs 27 Proje
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2.2 Advanced ER Constructs 29 entit
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2.4 Literature Summary 31 2.4 Liter
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34 CHAPTER 3 The Unified Modeling L
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4 Requirements Analysis and Concept
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4.3 Conceptual Data Modeling 55 •
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4.3 Conceptual Data Modeling 57 inc
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4.3 Conceptual Data Modeling 59 Emp
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4.3 Conceptual Data Modeling 61 con
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4.3 Conceptual Data Modeling 63 Emp
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4.3 Conceptual Data Modeling 65 Div
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4.4 View Integration 67 Customer 1
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4.4 View Integration 69 nectivity c
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4.4 View Integration 71 Publication
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4.4 View Integration 73 N Publicati
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4.5 Entity Clustering for ER Models
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4.6 Summary 81 Department Division/
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5 Transforming the Conceptual Data
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5.1 Transformation Rules and SQL Co
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5.2 Transformation Steps 103 there
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5.2 Transformation Steps 105 5.2.3
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6 Normalization T his chapter focus
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6.1 Fundamentals of Normalization 1
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6.2 The Design of Normalized Tables
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6.3 Normalization of Candidate Tabl
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6.3 Normalization of Candidate Tabl
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6.4 Determining the Minimum Set of
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6.4 Determining the Minimum Set of
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6.5 Fourth and Fifth Normal Forms 1
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6.6 Summary 137 Table 6.8 Summary o
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7 An Example of Logical Database De
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7.2 Logical Design 141 7.2 Logical
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7.2 Logical Design 143 create table
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7.3 Summary 145 Table 7.3 Decomposi
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148 CHAPTER 8 Business Intelligence
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188 CHAPTER 9 CASE Tools for Logica
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Appendix The Basics of SQL Structur
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A.2 Data Definition Language (DDL)
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A.2 Data Definition Language (DDL)
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A.3 Data Manipulation Language (DML
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A.4 References 229 The create view
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232 Glossary X and A are either sim
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234 Glossary entity instance (or oc
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236 Glossary dependency of X->>Y. F
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238 Glossary view integration—A s
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240 References Beeri, C., Fagin, R.
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242 References Feldman, P., and Mil
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Page 524: Exercises ER and UML Conceptual Dat
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Page 532: Exercises 253 Problem 6-3 1. From t
Page 536: Exercises 255 Problem 6-6 Using onl
Page 540: Exercises 257 Given table R(A,B,C)
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Page 548: Solutions to Selected Exercises 261
Page 552: About the Authors Toby Teorey is a
Page 556: Index Activity diagrams, 46-50 cont
Page 560: Index 267 defined, 33-34 example, 4
Page 566: 270 Index Generalization, 23 comple
Page 570: 272 Index Primary FDs (cont’d.) f
Page 574: 274 Index Ternary relationships (co
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