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$ 19.99 US£ 12.99 UK € 16.99 EU Prices do not include local sales tax or VAT where applicable Packt Publishing Birmingham - Mumbai www.packtpub.com Creating your MySQL Database: Practic

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$ 19.99 US

£ 12.99 UK

€ 16.99 EU

Prices do not include local sales tax or VAT where applicable

Packt Publishing Birmingham - Mumbai

www.packtpub.com

Creating your MySQL Database:

Practical Design Tips and Techniques

The popularity of MySQL and phpMyAdmin has brought many non-IT specialists to the ﬁeld of database design, usually with a view to building a dynamic website with a MySQL back end Most users would be interested mainly in developing a functional website, but would have little interest in learning about good practices in designing their MySQL databases One reason is that MySQL design is seen as an advanced and complex topic that requires a lot of time, which most people would not be able to afford or just would not care to invest This book attempts to overcome this barrier, which is both perceptional and real, by positioning itself as a fast and easy way to learn the most important aspects of MySQL database design

What you will learn from this book

• Asking users the right questions when collecting relevant data for the system you are building

• Detecting bad structures

• Sound data naming techniques, both for table and column names

• Modeling data with future growth in mind

• Implementing security policies with data privileges and views

• Tuning the structure for performance

• Producing system documentation (data dictionary, relational schema)

• Testing the model with appropriate SQL queries

Who this book is written for

This book is for new web developers and MySQL database administrators who want to learn how to build better data structures A basic understanding of MySQL and SQL is assumed

F r o m T e c h n o l o g i e s t o S o l u t i o n s

Creating your

MySQL Database

Practical Design Tips and Techniques

A short guide for everyone on how to structure their data and set up their MySQL database tables efﬁciently and easily

Marc Delisle

www.dbeBooks.com - An Ebook Library

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Creating your MySQL Database: Practical Design Tips and

Techniques

A short guide for everyone on how to structure their

data and set up their MySQL database tables efficiently and easily

Marc Delisle

BIRMINGHAM - MUMBAI

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Creating your MySQL Database: Practical Design Tips and Techniques

All rights reserved No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior written permission of the publisher, except in the case of brief quotations embedded in critical articles or reviews

Every effort has been made in the preparation of this book to ensure the accuracy of the information presented However, the information contained in this book is sold without warranty, either express or implied Neither the author, Packt Publishing, nor its dealers or distributors will be held liable for any damages caused or alleged to

be caused directly or indirectly by this book

Packt Publishing has endeavored to provide trademark information about all the companies and products mentioned in this book by the appropriate use of capitals However, Packt Publishing cannot guarantee the accuracy of this information

First published: November2006

Production Reference: 1141106

Published by Packt Publishing Ltd

32 Lincoln Road

Olton

Birmingham, B27 6PA, UK

ISBN 1-904811-30-2

www.packtpub.com

Cover Image by www.visionwt.com

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Author

Marc Delisle

Reviewer

Rudy Limeback

Development Editor

Louay Fatoohi

Assistant Development Editor

Nikhil Bangera

Technical Editor

Mithil Kulkarni

Editorial Manager

Dipali Chittar

Project Manager

Patricia Weir

Indexer

Bhushan Pangaonkar

Proofreader

Martin Brooks

Layouts and Illustrations

Shantanu Zagade

Cover Designer

Shantanu Zagade

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About the Author

Marc Delisle is a member of the MySQL Developers Guild, which regroups community developers — because of his involvement with phpMyAdmin He started to contribute to this popular MySQL web interface in December 1998, when

he made the first multi-language version He has been actively involved with the phpMyAdmin project since May 2001 as a developer and project administrator

He has worked since 1980 at Collège de Sherbrooke, Québec, Canada, as an

application programmer and network manager He has also been teaching

networking, security, Linux servers, and PHP/MySQL application development

I would like to thank the whole Packt team for their support, especially Louay Fatoohi and Nikhil Bangera; their advice helped shaping this book My thanks also go to Rudy Limeback for his insight

The developers of the MySQL software have earned my respect; may they find here my warm gratitude for their excellent product

I hope that this book will assist readers into building effective data structures

To Carole, André, Corinne, Annie, and Guillaume, with all my love.

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About the Reviewer

Rudy Limeback is an SQL Consultant with close to 20 years of experience using SQL in one database system or another He is located in Toronto, Canada but, thanks to the miracle that is the Internet, consults for clients all over the wide world More information on SQL and Web development can be found on Rudy's website, http://www.r937.com/

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Table of Contents

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Table of Contents

[ ii ]

Existing Information Systems 21 Chronological Events 22 Sources and Destinations 22

Clarity versus Length: an Art 35

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[ iii ]

Helping the Query Optimizer: Analyze Table 60

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