Book Image

MariaDb Essentials

Book Image

MariaDb Essentials

Overview of this book

This book will take you through all the nitty-gritty parts of MariaDB, right from the creation of your database all the way to using MariaDB’s advanced features. At the very beginning, we show you the basics, that is, how to install MariaDB. Then, we walk you through the databases and tables of MariaDB, and introduce SQL in MariaDB. You will learn about all the features that have been added in MariaDB but are absent in MySQL. Moving on, you’ll learn to import and export data, views, virtual columns, and dynamic columns in MariaDB. Then, you’ll get to grips with full-text searches and queries in MariaDb. You’ll also be familiarized with the CONNECT storage engine. At the end of the book, you’ll be introduced to the community of MariaDB.
Table of Contents (15 chapters)
MariaDB Essentials
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Chapter 3. Getting Started with SQL

In the previous chapters, we learned how to install MariaDB, and to create a database with some tables. Now that we know how to do this, we can use MariaDB for its main purpose: working with data!

In this chapter, we will discuss the statements used to add, modify, or delete data in the database as well as the queries to extract the information that we need. We will cover the following topics in this chapter:

  • Working with rows

  • Understanding transactions

  • Foreign keys

  • Dealing with duplicate rows and other errors

  • Reading rows

  • Joining tables

  • Working with operators

  • Working with time and date values

  • Comments