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

Solution to Activity 15.1

Perform the following steps to achieve the goal of this activity:

  1. Open Command Prompt.
  2. Locate and execute the mysqldump.exe file.
  3. Create a backup of the world schema by writing the following code in Command Prompt:
    mysqldump -u root -p world > "C:\Users\bhaveshb\Desktop\world_backup.sql"

In the preceding code, you invoked mysqldump and specified the world schema as the only schema you want to back up. Depending on your configuration, you may have to use -u, -p, and other options to specify the credentials to connect to the database.

  1. Simulate a disaster. Open the MySQL client and use the world database by writing the following code:
    USE world
  2. Now, delete all the rows from the city table present in the world database. This can be done using the following query:
    DELETE FROM city;
  3. To check that all the rows have been deleted from the city table, use the SELECT command:
    SELECT * FROM city;

The preceding code...