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Chapter 4 Logical Database Design and the Relational Model

Chapter 4 Logical Database Design and the Relational Model. Jason C. H. Chen, Ph.D. Professor of MIS School of Business Administration Gonzaga University Spokane, WA 99258 chen@jepson.gonzaga.edu. Objectives. Define terms List five properties of relations

1.56k views • 123 slides

MIS 385/MBA 664 Systems Implementation with DBMS/ Database Management

MIS 385/MBA 664 Systems Implementation with DBMS/ Database Management. Dave Salisbury salisbury@udayton.edu (email) http://www.davesalisbury.com/ (web site). Physical Database Design.

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Chapter 6

Chapter 6. Physical Database Design. Physical Design. The purpose of the physical design process is to translate the logical description of the data into technical specifications for storing and retrieving data

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Chapter 14: Object-Oriented Data Modeling

Chapter 14: Object-Oriented Data Modeling. Modern Database Management Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden. Objectives. Definition of terms Describe phases of object-oriented development life cycle State advantages of object-oriented modeling

1.15k views • 37 slides

The Relational Model

The Relational Model. Relation. Definition: A relation is a named, two-dimensional table of data Table consists of rows (records) and columns (attribute or field) Requirements for a table to qualify as a relation: It must have a unique name

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Chapter 6: Physical Database Design and Performance

641 views • 36 slides

Chapter 6: Physical Database Design and Performance

Chapter 6: Physical Database Design and Performance. Modern Database Management Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden. Planning. Analysis. Logical Design. Physical Design. Implementation. Maintenance. Systems Development Life Cycle (see also Figures 2.4, 2.5) (cont.) .

766 views • 32 slides

Chapter 1: The Database Environment

Chapter 1: The Database Environment. Modern Database Management 8 th Edition Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden. Objectives. Definition of terms Explain growth and importance of databases Name limitations of conventional file processing

809 views • 31 slides

Chapter 1: The Database Environment

Chapter 1: The Database Environment. Modern Database Management 6 th Edition Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden. Definitions. Data: Meaningful facts, text, graphics, images, sound, video segments Database: An organized collection of logically related data

516 views • 30 slides

Chapter 6

Chapter 6. Physical Database Design. Introduction. The purpose of physical database design is to translate the logical description of data into the technical specifications for storing and retrieving data.

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ERD Exercise #2

ERD Exercise #2. COSC457 Database Management Systems Sungchul Hong. HW#1. HW#1 is posted. E 1. SUMMARY OF ER-DIAGRAM NOTATION FOR ER SCHEMAS. Symbol. Meaning ENTITY TYPE WEAK ENTITY TYPE RELATIONSHIP TYPE IDENTIFYING RELATIONSHIP TYPE ATTRIBUTE KEY ATTRIBUTE MULTIVALUED ATTRIBUTE

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ERD Exercise #2

ERD Exercise #2. COSC578 Database Management Systems Sungchul Hong. HW#1. HW#1 is posted. E 1. SUMMARY OF ER-DIAGRAM NOTATION FOR ER SCHEMAS. Symbol. Meaning ENTITY TYPE WEAK ENTITY TYPE RELATIONSHIP TYPE IDENTIFYING RELATIONSHIP TYPE ATTRIBUTE KEY ATTRIBUTE MULTIVALUED ATTRIBUTE

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ERD Exercise #2

ERD Exercise #2. CIS458 Organizational Database Management Sungchul Hong. Identify all the entities. Identify all the relationships. Identify cardinality and multiplicities (min max). Creating an ERD from the Investigated Facts. (1..*) (0..1) (0..*) (1..1). Simple ERD 1.

1.81k views • 23 slides

ERD Exercise #2

ERD Exercise #2. CIS458 Organizational Database Management Sungchul Hong. Identify all the entities. Identify all the relationships. Identify cardinality and multiplicities (min max). Creating an ERD from the Investigated Facts. (1..*) (0..1) (0..*) (1..1). Simple ERD 1.

966 views • 23 slides