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Chapter 4

Chapter 4

Chapter 4. Enhanced Entity-Relationship (EER) Modeling. Chapter Outline. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses specialization/generalization categories (UNION types)

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CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling. Chapter Outline. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses specialization/generalization categories (UNION types)

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532 views • 48 slides
CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling. Chapter Outline. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses specialization/generalization categories (UNION types)

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484 views • 48 slides
CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling

CHAPTER 4 Enhanced Entity-Relationship (EER) Modeling. Chapter Outline. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses specialization/generalization categories (UNION types)

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520 views • 47 slides
Enhanced Entity-Relationship (EER) Modeling

Enhanced Entity-Relationship (EER) Modeling

Enhanced Entity-Relationship (EER) Modeling. Introduction. The term Enhanced Entity Relationship (EER) model refers to the extension of the original ER model Why do we need EER Model ? Which concepts and relationships cannot be captured by ER Model ?. Supertype /Subtype relationships.

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979 views • 46 slides
Chapter 8 The Enhanced Entity-Relationship (EER) Model

Chapter 8 The Enhanced Entity-Relationship (EER) Model

Chapter 8 The Enhanced Entity-Relationship (EER) Model. Chapter 8 Outline. Subclasses, Superclasses, and Inheritance Specialization and Generalization Constraints and Characteristics of Specialization and Generalization Hierarchies Modeling of UNION Types Using Categories.

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734 views • 40 slides
EER Model

EER Model

EER Model. Outline. Limitations of Basic Concepts of the ER Model Enhanced-ER (EER) Model Concepts Subclasses and Superclasses Specialization and Generalization Specialization / Generalization Hierarchies, Lattices and Shared Subclasses Categories Formal Definitions of EER Model

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477 views • 36 slides
TOPIC 3 (part 2)

TOPIC 3 (part 2)

TOPIC 3 (part 2). Enhanced Entity-Relationship Modeling (EER) & Transformation to Relational Tables. Dr. WENNY RAHAYU. Reading : Chpts 4 and 7, Elmasri & Navathe. EER Model. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER

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456 views • 34 slides
Chapter 4

Chapter 4

Chapter 4. Enhanced Entity-Relationship (EER) Modeling Slides from Elmasri and Navathe, e5. Chapter Outline. EER stands for Enhanced ER or Extended ER EER Model Concepts Includes all modeling concepts of basic ER Additional concepts: subclasses/ superclasses

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575 views • 31 slides
Enhanced Entity-Relationship and UML Modeling

Enhanced Entity-Relationship and UML Modeling

Enhanced Entity-Relationship and UML Modeling. Enhanced-ER (EER) Model Concepts. Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses, specialization/generalization, categories, attribute inheritance

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385 views • 21 slides
Enhanced Entity-Relationship and UML Modeling

Enhanced Entity-Relationship and UML Modeling

Enhanced Entity-Relationship and UML Modeling. Enhanced-ER (EER) Model Concepts. Includes all modeling concepts of basic ER Additional concepts: subclasses/superclasses, specialization/generalization, categories, attribute inheritance

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466 views • 21 slides
The Enhanced ER (EER) Model

The Enhanced ER (EER) Model

The Enhanced ER (EER) Model. Chapter 8 (6/E) Chapter 4 (5/E). Lecture Outline. Extending the ER model Created to design more accurate database schemas Reflect the data properties and constraints more precisely Address more complex requirements

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332 views • 14 slides

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