Book Image

MySQL 8 Cookbook

By : Karthik Appigatla
Book Image

MySQL 8 Cookbook

By: Karthik Appigatla

Overview of this book

MySQL is one of the most popular and widely used relational databases in the World today. The recently released MySQL 8 version promises to be better and more efficient than ever before. This book contains everything you need to know to be the go-to person in your organization when it comes to MySQL. Starting with a quick installation and configuration of your MySQL instance, the book quickly jumps into the querying aspects of MySQL. It shows you the newest improvements in MySQL 8 and gives you hands-on experience in managing high-transaction and real-time datasets. If you've already worked with MySQL before and are looking to migrate your application to MySQL 8, this book will also show you how to do that. The book also contains recipes on efficient MySQL administration, with tips on effective user management, data recovery, security, database monitoring, performance tuning, troubleshooting, and more. With quick solutions to common and not-so-common problems you might encounter while working with MySQL 8, the book contains practical tips and tricks to give you the edge over others in designing, developing, and administering your database effectively.
Table of Contents (20 chapters)
Title Page
Dedication
Packt Upsell
Contributors
Preface
Index

Taking backups using mysqldump


mysqldump is a widely used logical backup tool. It gives a variety of options to include or exclude databases, select specific data to be backed up, back up only the schema without data, or just take a backup of stored routines without anything else, and more.

How to do it...

The mysqldump utility comes along with the mysql binary, so you do need to install it separately. Most production scenarios are covered in this section.

The syntax is as follows:

shell> mysqldump [options]

In the options, you can specify the username, password, and hostname to connect to the database, like this:

--user <user_name> --password <password>
or
-u <user_name> -p<password>

In this chapter, --user and --password are not mentioned in every example, to keep the reader focused on other important options.

Full backup of all databases

This can be done with the following:

shell> mysqldump --all-databases > dump.sql

The --all-databases option takes a backup of all...