3902Ch1 - Databases and Database Users Outline:...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Databases and Database Users Sept. 2009 Yangjun Chen ACS-3902 1 Outline: Introduction (Chapter 1 - 3rd, 4th, 5th ed.) What is a database? The main characters of a database system The basic database design method The entity-relationship data model for application modeling
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Databases and Database Users Sept. 2009 Yangjun Chen ACS-3902 2 Types of databases traditional multimedia - pictures, video, sound Scientific database - GIS: maps, weather, satellite images - biological database: DNA sequence analysis warehouse , OLAP - analysis, decision making real-time , active databases - industrial processes deductive databases - combination of inference and databases
Background image of page 2
Databases and Database Users Sept. 2009 Yangjun Chen ACS-3902 3 Types of databases traditional multimedia - pictures, video, sound GIS - maps, weather, satellite images data warehouse, OLAP - analysis, decision making real-time, active databases - industrial processes deductive databases - combination of inference and databases Our focus, but we will examine deductive databases to some degree Read Chapter 1 For next day, read Chapters 2 and 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Databases and Database Users Sept. 2009 Yangjun Chen ACS-3902 4 Database collection of related data represents some aspect of the real world logically coherent collection built with a specific purpose in mind could be anywhere - notebook, spreadsheet, Access, Oracle, … could be manual / could be computerized Data known and recordable facts name, phone number, address, grade, . ..
Background image of page 4
Sept. 2009 Yangjun Chen ACS-3902 5 Database Management System (DBMS) collection of software facilitating the definition, construction and manipulation of databases Definition record structure data elements names data types constraints etc Construction create database
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/17/2010 for the course ACS ACS-3911 taught by Professor Chen during the Spring '10 term at Windsor.

Page1 / 20

3902Ch1 - Databases and Database Users Outline:...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online