Apex Primer

Examples

Apex Trigger

Creating an Account Trigger

Apex trigger automates Account updates with after insert logic.

Introduction to Apex Triggers

Apex triggers are a powerful tool in Salesforce that allow developers to perform custom actions before or after events on Salesforce records. In this post, we'll explore how to use an Apex trigger to automate updates to Account records using the after insert event.

Understanding After Insert Triggers

The after insert trigger event is invoked after a record is inserted into the database. This timing allows you to access the inserted record and perform operations that rely on its existence in the database. Unlike before triggers, after triggers are used when the record is fully committed and accessible for operations such as sending emails or executing complex logic.

Use Case: Automatically Updating Account Fields

One common use case for an after insert trigger is automatically updating related fields on the Account record. For example, you might want to set a default value for a custom field, update a status, or log an action in a related object.

Creating an Apex Trigger for Account Updates

Let's create an Apex trigger that sets a default value for a custom field called Account_Status__c whenever a new Account is inserted. We'll set the status to 'New' by default.

Testing the Apex Trigger

To ensure that our trigger works as expected, we'll need to write a test class. Salesforce requires at least 75% of your code to be covered by tests before deploying to a production environment. Below is a simple test class for our trigger.

Conclusion

In this tutorial, we demonstrated how to create an Apex trigger that automatically updates Account fields using the after insert logic. By using triggers effectively, you can automate processes, enforce business rules, and improve data integrity in your Salesforce environment.

Examples

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