Apex triggers

Programming in Salesforce can serve many purposes, and one of them is creating automation to support users’ work within the application. Mastering Salesforce programming requires a separate book, and although writing a simple Apex trigger isn’t complicated, it goes beyond the scope of this book, as it isn’t solely dedicated to programming in Salesforce. Nonetheless, we’ll briefly mention here what Apex triggers can be used for and how they differ from declarative automation such as flows. We’ll also provide an example of a simple Apex trigger that could be written to automate processes in Salesforce.

Let’s begin by defining what an Apex trigger is precisely. An Apex trigger is a code typewritten in the Apex programming language. Apex triggers allow you to execute personalized operations before or after modifications are made to Salesforce data, such as inserts, edits, or deletes.

There are two types of Salesforce Apex triggers...