Key concepts Let me start by naming a few of the most important concepts in relational database design. A basic understanding of these will be required to understand the rest of the article. * Primary Key (PK) A column with a unique value for each row. Although not all database management systems (DBMS) require you to put a PK into each table‚ from a design perspective a PK is a requirement. No table should be without one. * Foreign Key (FK) These define relationships between tables. When
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images‚ voices and movies. The huge amount of data in different multimedia applications deserved to have the databases since the databases could provide consistency‚ integrity‚ security and availability of the data. From the user perspective‚ databases offer functionality for easy manipulation‚ query‚ and retrieval of relevant information from huge collections of stored data. Multimedia databases have to cope up with the increasing usage of large volume of multimedia data used in various software applications
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SOFTWARE REQUIREMENTS SPECIFICATION(SRS) FOR AIRLINE DATABASE Table of Contents 1. Introduction 1.1 Purpose 1.2 Document Conventions 1.3 Intended Audience and Reading Suggestions 1.4 Project Scope 1.5 References 2. Overall Description 2.1 Product Perspective 2.2 Product Features 2.3 User Classes and Characteristics 2.4 Operating Environment 2.5 Design and Implementation Constraints 2.6 Assumptions and Dependencies 3. System Features 4. External Interface Requirements 4.1 User Interfaces 4.2 Hardware
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1. MySQL is the world’s second most widely used open-source relational database management system (RDBMS). It is named after co-founder Michael HYPERLINK "http://en.wikipedia.org/wiki/Michael_Widenius"Widenius’s daughter‚ My. The SQL phrase stands for Structured Query Language. The default port of Mysql is 3306. The MySQL development project has made its source code available under the terms of the GNU General Public License‚ as well as under a variety of proprietary agreements. MySQL was owned
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CHAPTER 4 RELATIONAL DATABASES SUGGESTED ANSWERS TO DISCUSSION QUESTIONS 4.1 Contrast the logical and the physical view of data and discuss why separate views are necessary in database applications. Describe which perspective is most useful for each of the following employees: a programmer‚ a manager‚ and an internal auditor. How will understanding logical data structures assist you when designing and using database systems?</para></question><question
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College of Business Hospitality & Tourism Studies Department of Computer Science & Information System CIN623 Database Design & Programming Final Examination Trimester 1 – 2011 Date: Duration:3 hours plus 10 minutes INSTRUCTION TO STUDENTS 1. You are allowed ten minutes extra reading time during which you are not to write 2. Write all answers to each question in the Answer Booklet. 3. Write your Student ID number at the top of each attached sheet. 4. Insert all written foolscaps in their correct sequence
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DISTRIBUTED DATABASE MANAGEMENT SYSTEM A distributed Database Management System (DDBMS) is a database in which storage devices are not all attached to a common processing unit such as the CPU. It may be stored in multiple computers‚ located in the same physical location; or may be dispersed over a network of interconnected computers. Unlike parallel systems‚ in which the processors are tightly coupled and constitute a single database system‚ a distributed database system consists of loosely coupled
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Intro to Database assignment The purpose of this assignment is to : • Give evidence of your research skills o Use as many resources as you need o Attribute sources o Do not “copy and paste”! o Read and re-write in your own words • Allow critical analysis of your current report/essay writing skills • Identify areas where improvement may be advisable • Give you a better grasp of databases as a an area of study • Allow you to research /work collaboratively but still submit a unique piece
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Database Design Ryan K. Stephens Ronald R. Plew 800 East 96th St.‚ Indianapolis‚ Indiana‚ 46240 USA Database Design ASSOCIATE PUBLISHER Copyright 2001 by Sams Publishing EXECUTIVE EDITOR Bradley L. Jones All rights reserved. No part of this book shall be reproduced‚ stored in a retrieval system‚ or transmitted by any means‚ electronic‚ mechanical‚ photocopying‚ recording‚ or otherwise‚ without written permission from the publisher. No patent liability is assumed with respect
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SOFTWARE REQUIREMENTS SPECIFICATION (SRS) FOR Student and Unit Management System (SUMS) – Registration Module Version 1.0 Prepared by: YEUNG Kam Fung (Ivan) Prepared for: Jim Briggs‚ University of Portsmouth DOCUMENT CHANGE HISTORY |Version Number |Date |Description | |1.1 |8th December 2005 |Jim made some formatting and content |
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