Creating an install and upgrade script
In some cases, you need to update the database to finish your work. Common cases are an extra column to a table, a new product attribute, or a setting.
If you have a development, staging, and production environment, you have to make sure that the right updates are done when deploying to these environments.
Magento has a way to automatically trigger the execution of certain scripts for an update. That's the thing we will learn in this recipe. Common things to automate are settings in the Store | Configuration page in the backend.
Getting ready
We will create a new module where we will add an install and upgrade script. We will also use the command line to run the scripts.
In Magento 2, the principle of installing and upgrading scripts is the same as in Magento 1 but some things have changed in the way of working. In this recipe, we will see how it works to save some data in the database with an install script.
How to do it...
The following steps describe...