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 14.1

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

  1. Connect to the database server. As you will be working with the world database, write the following:
    USE world

Again, there is no need to connect to a specific schema; just connect with an account that has enough permissions to give out grants.

  1. Create roles for manager and language_expert and grant permissions to language_expert:
    CREATE ROLE 'manager';
    GRANT ALL ON world.* TO 'manager';
    CREATE ROLE 'language_expert';
    GRANT ALL ON world.countrylanguage TO 'language_expert';
  2. Create an account for webserver and grant permissions to the user created for webserver:
    CREATE USER 'webserver'@'%' IDENTIFIED BY '1twedByutGiawWy';
    GRANT SELECT ON world.* TO 'webserver'@'%';
  3. Create an account for intranet and grant permissions to the user created for intranet:
    CREATE USER 'intranet&apos...