Book Image

The MySQL Workshop

By : Thomas Pettit, Scott Cosentino
5 (1)
Book Image

The MySQL Workshop

5 (1)
By: Thomas Pettit, Scott Cosentino

Overview of this book

Do you want to learn how to create and maintain databases effectively? Are you looking for simple answers to basic MySQL questions as well as straightforward examples that you can use at work? If so, this workshop is the right choice for you. Designed to build your confidence through hands-on practice, this book uses a simple approach that focuses on the practical, so you can get straight down to business without having to wade through pages and pages of dull, dry theory. As you work through bite-sized exercises and activities, you'll learn how to use different MySQL tools to create a database and manage the data within it. You'll see how to transfer data between a MySQL database and other sources, and use real-world datasets to gain valuable experience of manipulating and gaining insights from data. As you progress, you'll discover how to protect your database by managing user permissions and performing logical backups and restores. If you've already tried to teach yourself SQL, but haven't been able to make the leap from understanding simple queries to working on live projects with a real database management system, The MySQL Workshop will get you on the right track. By the end of this MySQL book, you'll have the knowledge, skills, and confidence to advance your career and tackle your own ambitious projects with MySQL.
Table of Contents (22 chapters)
1
Section 1: Creating Your Database
6
Section 2: Managing Your Database
11
Section 3: Querying Your Database
16
Section 4: Protecting Your Database

Loading data from a SQL file

A SQL file is usually generated with the mysqldump command so that we can export from one database system and later import into a new one. The mysqldump utility comes with MySQL. One file can hold data and definitions for multiple tables and schemas. Another source of the SQL file is when installing or upgrading third-party software. It is a file that contains all the changes needed to make the database ready for the new version.

Let's say you want to load the world.sql file. First, create a database using the following command:

CREATE DATABASE world;

Ensure that you are using the world database by writing the following command:

USE world;

Use the following query to load the world.sql file:

source /path/to/world.sql

You will be able to access the content inside the world database. Ensure that you have given the correct path of the world.sql file (which is stored in your local system).

In order to access all the tables present...