Name: MySQL Troubleshooting
Price: 138.64 RON
Availability: InStock
Author: Sveta Smirnova
ISBN: 9781449312008

MySQL Troubleshooting

Sveta Smirnova

en Limba Engleză Paperback – 20 mar 2012

Sometimes applications can go mad: tables contain wrong data, users get random replies, server stop working, and so on. This book, based on successful conference presentations by the author, cover SQL problems, memory and other server problems, replication, and problems related to particular storage engines.

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Cuprins

Foreword; Preface; Audience; How to Solve a Problem; How This Book Is Organized; Some Choices Made in This Book; Conventions Used in This Book; Using Code Examples; Safari® Books Online; How to Contact Us; Acknowledgments; Chapter 1: Basics; 1.1 Incorrect Syntax; 1.2 Wrong Results from a SELECT; 1.3 When the Problem May Have Been a Previous Update; 1.4 Getting Information About a Query; 1.5 Tracing Back Errors in Data; 1.6 Slow Queries; 1.7 When the Server Does Not Answer; 1.8 Issues with Solutions Specific to Storage Engines; 1.9 Permission Issues; Chapter 2: You Are Not Alone: Concurrency Issues; 2.1 Locks and Transactions; 2.2 Locks; 2.3 Transactions; 2.4 Metadata Locking; 2.5 How Concurrency Affects Performance; 2.6 Other Locking Issues; 2.7 Replication and Concurrency; 2.8 Effectively Using MySQL Troubleshooting Tools; Chapter 3: Effects of Server Options; 3.1 Service Options; 3.2 Variables That Are Supposed to Change the Server Behavior; 3.3 Options That Limit Hardware Resources; 3.4 Using the --no-defaults Option; 3.5 Performance Options; 3.6 Haste Makes Waste; 3.7 The SET Statement; 3.8 How to Check Whether Changes Had an Effect; 3.9 Descriptions of Variables; Chapter 4: MySQL's Environment; 4.1 Physical Hardware Limits; 4.2 Operating System Limits; 4.3 Effects of Other Software; Chapter 5: Troubleshooting Replication; 5.1 Displaying Slave Status; 5.2 Problems with the I/O Thread; 5.3 Problems with the SQL Thread; Chapter 6: Troubleshooting Techniques and Tools; 6.1 The Query; 6.2 Effects of the Environment; 6.3 Sandboxes; 6.4 Errors and Logs; 6.5 Information-Gathering Tools; 6.6 Localizing the Problem (Minimizing the Test Case); 6.7 General Steps to Take in Troubleshooting; 6.8 Testing Methods; 6.9 Special Testing Tools; 6.10 Maintenance Tools; Chapter 7: Best Practices; 7.1 Backups; 7.2 Gathering the Information You Need; 7.3 Testing; 7.4 Prevention; 7.5 Think About It!; Information Resources; Resources Containing Information That Is Usually Useful; Bug and Knowledge Databases; Expert Knowledge Online; Places Where You Can Ask for Help; Books; Colophon;