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Database Design Slide 1

  1. Database Systems Basic Concepts Dr. Ali H. El-Bastawissy Faculty of computers and Informatics Cairo University
  2. Database System Environment Application Programs/Queries Software: Query Processing & Programs Software: Data Access DBMS Software Database System Users/Programmers Database Definition Database
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  4. Physical Models Categories of Data Models Conceptual Models Entities, attributes & relationships Implementation Models Record Structures Record formats, record orderings, access paths
  5. Three-Schema Architecture External View #1 External View #2 External View #n Conceptual Schema Internal Schema mapping mapping Stored database ...
  6. Logical two-tier client server architecture
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  8. Questions Dr. Ali H. El-Bastawissy Faculty of computers and Informatics Cairo University DB Unit 01 Intro Finish Line
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