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CENG 302  Introduction to Database Management Systems Nihan Kesim  Çiçekli email: nihan@ceng.metu.edu.tr URL: http://www.ceng.metu.edu.tr/~nihan/ceng302
CENG 302 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Text Books and References ,[object Object],[object Object],[object Object]
Grading ,[object Object],[object Object],[object Object],[object Object]
Grading Policies ,[object Object],[object Object],[object Object],[object Object],[object Object]
Course Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What Is a DBMS? ,[object Object],[object Object],[object Object],[object Object],[object Object]
Why Study Databases?? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],?
Why Use a DBMS? ,[object Object],[object Object],[object Object],[object Object],[object Object]
Data Models ,[object Object],[object Object],[object Object],[object Object],[object Object]
Example: University Database ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Instance of  Students  Relation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Levels of Abstraction ,[object Object],[object Object],[object Object],[object Object],[object Object],Physical Schema Conceptual Schema External Schema 1 External Schema 3 External Schema 2
Data Independence ,[object Object],[object Object],[object Object],[object Object]
Structure of a DBMS ,[object Object],[object Object],These layers must consider concurrency control and recovery Query Optimization and Execution Relational Operators Files and Access Methods Buffer Management Disk Space Management DB

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  • 1. CENG 302 Introduction to Database Management Systems Nihan Kesim Çiçekli email: nihan@ceng.metu.edu.tr URL: http://www.ceng.metu.edu.tr/~nihan/ceng302
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