Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Magento 2 Cookbook

You're reading from   Magento 2 Cookbook Exploring Magento 2 in the form of recipes

Arrow left icon
Product type Paperback
Published in Mar 2016
Publisher
ISBN-13 9781785887062
Length 342 pages
Edition 1st Edition
Languages
Concepts
Arrow right icon
Toc

Table of Contents (10) Chapters Close

Preface 1. Installing Magento 2 on Apache and NGINX FREE CHAPTER 2. Magento 2 System Tools 3. Enabling Performance in Magento 2 4. Creating Catalogs and Categories 5. Managing Your Store 6. Creating a Magento 2 Theme 7. Creating Magento 2 Extensions – the Basics 8. Creating Magento 2 Extensions – Advanced Index

Creating tables using setup scripts


When using database models, as explained in the previous recipe, the corresponding tables needs to be created during setup. These operations are placed in setup scripts and executed during the installation of an extension.

Getting ready

While running the installation of a module, there are four files executed to create schemas and insert data. To create schemas, the files used are as follows:

Setup/InstallSchema.php

Setup/UpgradeSchema.php

The installation file is executed only when there is no record in the setup_module table for the module. The upgrade file is executed only when the current version number in the setup_module table is lower than the version configured in your etc/module.xml file.

When it's necessary to insert default values into a table or new EAV attributes need to be created, these actions need to be configured in the following files:

Setup/InstallData.php

Setup/UpgradeData.php

Magento keeps track of which version is installed for an extension...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime
Banner background image