What is a database? (cont)Basic definition:Database: A collection of related data.Data: Known facts that can be recorded and have an implicit meaning.Mini-world: Some part of the real world about which data is stored in a database. What is a database?Example of database application:Banks,Hospital,etcExtensions:Multimedia databasesGeographic Information SystemsData warehouseOn-line analytical processing (OLAP)Active & real-time databasesetc Overview of MaterialsWhat is a database? What is a database system?What is a DBMS?When is a database system needed?Motivating database managementCharacteristic of database approachDatabase usersAdvantages of using DBMS approachA brief history of database applicationWhen not to use a DBMS AcknowledgeThe main reference of this presentation is the textbook and PPT from : Elmasri & Navathe, Fundamental of Database Systems, 4th edition, 2004, Chapter 1Additional resources: presentation prepared by Prof Steven A.
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