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MySQL Crash Course

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MySQL Crash Course

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Description

  • Copyright 2006
  • Dimensions: 5-1/2" x 8-1/4"
  • Pages: 336
  • Edition: 1st
  • Book
  • ISBN-10: 0-672-32712-0
  • ISBN-13: 978-0-672-32712-4

MySQL is one of the most popular database management systems available, powering everything from Internet powerhouses to individual corporate databases to simple end-user applications, and everything in between. And this book will teach you all you need to know to be immediately productive with MySQL. By working through 30 highly focused hands-on lessons, your MySQL Crash Course will be both easier and more effective than you'd have thought possible. Learn how to:

  • Retrieve and sort data
  • Filter data using comparisons, regular expressions, full text search, and much more
  • Join relational data
  • Create and alter tables
  • Insert, update, and delete data
  • Leverage the power of stored procedures and triggers
  • Use views and Cursors
  • Manage transactional processing
  • Create user accounts and manage security via access control

Ben Forta is Macromedia's Senior Technical Evangelist, and has almost 20 years of experience in the computer industry in product development, support, training, and product marketing. Ben is the author of the best-selling Sams Teach Yourself SQL in 10 Minutes (now in its third edition, and translated into over a dozen languages), ColdFusion Web Application Construction Kit, and Advanced ColdFusion Development (both published by Que Publishing), Sams Teach Yourself Regular Expressions in 10 Minutes, as well as books on SQL, Flash, JSP, HomeSite, WAP, Windows 2000, and other subjects.

Sample Content

Online Sample Chapters

Working with MySQL

Working with MySQL

Table of Contents

MySQL¨Crash Course

Table of Contents

Introduction                                                                   1

Who Is This Book For? ................................................................................. 2

Companion Website ...................................................................................... 2

Conventions Used in This Book ................................................................. 3

1  Understanding SQL                                                        5

Database Basics ............................................................................................. 5

What Is SQL? ............................................................................................... 11

Try It Yourself ............................................................................................... 11

2  Introducing MySQL                                                       13

What Is MySQL? ......................................................................................... 13

MySQL Tools ............................................................................................... 16

3  Working with MySQL                                                   21

Making the Connection .............................................................................. 21

Selecting a Database .................................................................................. 22

Learning About Databases and Tables .................................................. 23

4  Retrieving Data                                                            27

The SELECT Statement .............................................................................. 27

Retrieving Individual Columns ................................................................ 27

Retrieving Multiple Columns ................................................................... 29

Retrieving All Columns ............................................................................. 31

Retrieving Distinct Rows .......................................................................... 31

Limiting Results ........................................................................................... 33

Using Fully Qualified Table Names ...................................................... 35

5  Sorting Retrieved Data                                                  37

Sorting Data .................................................................................................. 37

Sorting by Multiple Columns .................................................................... 39

Specifying Sort Direction .......................................................................... 40

6  Filtering Data                                                               45

Using the WHERE Clause ......................................................................... 45

The WHERE Clause Operators ................................................................. 46

7  Advanced Data Filtering                                               53

Combining WHERE Clauses ..................................................................... 53

Using the IN Operator ................................................................................ 57

Using the NOT Operator ........................................................................... 59

8  Using Wildcard Filtering                                               61

Using the LIKE Operator ........................................................................... 61

Tips for Using Wildcards ........................................................................... 65

9  Searching Using RegularExpressions                              67

Understanding Regular Expressions ....................................................... 67

Using MySQL Regular Expressions ....................................................... 68

10  Creating Calculated Fields                                             81

Understanding Calculated Fields ............................................................ 81

Concatenating Fields .................................................................................. 82

Performing Mathematical Calculations ................................................. 86

11  Using Data ManipulationFunctions                                89

Understanding Functions ........................................................................... 89

Using Functions ........................................................................................... 90

12  Summarizing Data                                                        99

Using Aggregate Functions ...................................................................... 99

Aggregates on Distinct Values .............................................................. 106

Combining Aggregate Functions ........................................................... 108

13  Grouping Data                                                            111

Understanding Data Grouping ............................................................... 111

Creating Groups ......................................................................................... 112

Filtering Groups ......................................................................................... 113

Grouping and Sorting ................................................................................ 116

SELECT Clause Ordering ......................................................................... 119

14  Working with Subqueries                                             121

Understanding Subqueries ....................................................................... 121

Filtering by Subquery ................................................................................ 121

Using Subqueries As Calculated Fields ............................................. 126

15  Joining Tables                                                             131

Understanding Joins .................................................................................. 131

Creating a Join ............................................................................................ 134

16  Creating Advanced Joins                                              143

Using Table Aliases ................................................................................. 143

Using Different Join Types ..................................................................... 144

Using Joins with Aggregate Functions ................................................ 149

Using Joins and Join Conditions ............................................................ 151

17  Combining Queries                                                      153

Understanding Combined Queries ........................................................ 153

Creating Combined Queries ................................................................... 154

18  Full-Text Searching                                                     161

Understanding Full-Text Searching ...................................................... 161

Using Full-Text Searching ...................................................................... 163

19  Inserting Data                                                             177

Understanding Data Insertion ................................................................. 177

Inserting Complete Rows ........................................................................ 177

Inserting Multiple Rows ........................................................................... 181

Inserting Retrieved Data .......................................................................... 183

20  Updating and Deleting Data                                         187

Updating Data ............................................................................................ 187

Deleting Data ............................................................................................. 189

Guidelines for Updating and Deleting Data ...................................... 190

21  Creating and ManipulatingTables                                 193

Creating Tables .......................................................................................... 193

Updating Tables ......................................................................................... 203

Deleting Tables .......................................................................................... 205

Renaming Tables ....................................................................................... 205

22  Using Views                                                              207

Understanding Views ............................................................................... 207

Using Views ............................................................................................... 210

23  Working with Stored Procedures                                  217

Understanding Stored Procedures .......................................................... 217

Why Use Stored Procedures ................................................................... 218

Using Stored Procedures .......................................................................... 219

24  Using Cursors                                                             231

Understanding Cursors .............................................................................. 231

Working with Cursors ............................................................................... 232

25  Using Triggers                                                            241

Understanding Triggers ............................................................................ 241

Creating Triggers ........................................................................................ 242

Dropping Triggers ...................................................................................... 243

Using Triggers ............................................................................................. 244

26  Managing TransactionProcessing                                  249

Understanding Transaction Processing ................................................ 249

Controlling Transactions .......................................................................... 252

27  Globalization and Localization                                    257

Understanding Character Sets and Collation
Sequences .............................................................................................. 257

Working with Character Set and Collation
Sequences .............................................................................................. 258

28  Managing Security                                                      263

Understanding Access Control .............................................................. 263

Managing Users ......................................................................................... 264

29  Database Maintenance                                                273

Backing Up Data ....................................................................................... 273

Performing Database Maintenance ...................................................... 274

Diagnosing Startup Problems ................................................................. 275

Review Log Files ...................................................................................... 275

30  Improving Performance                                                277

Improving Performance ............................................................................ 277

A  Getting Started with MySQL                                        281

What YouÕll Need ..................................................................................... 281

Obtaining the Software ............................................................................ 282

Installing the Software ............................................................................. 282

Preparing for Your Chapters ................................................................... 283

B  The Example Tables                                                    285

Understanding the Sample Tables ........................................................ 285

Creating the Sample Tables ................................................................... 290

C  MySQL Statement Syntax                                            293

ALTER TABLE ............................................................................................. 293

COMMIT ........................................................................................................ 294

CREATE INDEX .......................................................................................... 294

CREATE PROCEDURE .............................................................................. 294

CREATE TABLE .......................................................................................... 294

CREATE USER ............................................................................................ 295

CREATE VIEW ............................................................................................ 295

DELETE ......................................................................................................... 295

DROP ............................................................................................................. 295

INSERT .......................................................................................................... 296

INSERT SELECT .......................................................................................... 296

ROLLBACK .................................................................................................. 296

SAVEPOINT ................................................................................................. 296

SELECT ......................................................................................................... 297

START TRANSACTION ............................................................................ 297

UPDATE ....................................................................................................... 297

D  MySQL Datatypes                                                      299

String Datatypes ......................................................................................... 300

Numeric Datatypes ................................................................................... 301

Date and Time Datatypes ....................................................................... 303

Binary Datatypes ....................................................................................... 304

E  MySQL Reserved Words                                              305

Index                                                                         309

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