1. Database Concepts Track 3: Managing Information using Database

2. Objectives Database concepts Terminology and jargon. Introduction to Database Management System. (DBMS)

3. Possible databases Personal address book a collection of documents a collection of excel spreadsheets data, collected, maintained and used somewhere

4. What is Database  An organized store of information  Held over a period of time,  In computer-readable form

5. Database Components DBMS =============== Design tools Table Creation Form Creation Query Creation Report Creation Procedural language compiler (4GL) ============= Run time Form processor Query processor Report Writer Language Run time User Interface Applications Application Programs Database Database contains: User’s Data Metadata Indexes Application Metadata Http://cs.ucf.edu/courses/cgs2545/CH02/index.htm

6. Database characteristics and advantages Minimal duplications of data File sharing Easy data retrieval

7. TABLE Record Column

8. Database models 1960s 1970s 1990s Traditional files Hierarchical Network 1980s Relational Object oriented Object-relational 2000s Client Oriented ?

9. Relational Database Data structure Data manipulation Data integrity Relational Database is an easy way to create and manage large amount of data in organized and easy to retrieve way.

10. Database Management System A DBMS (Database Management System) is software that enables users to define, create and maintain the database and provides controlled access to this database

11. Summary Database system is the organized collection of data (database), which has been developed by using the Database management system, has an user friendly Interface and dynamic application program.