Day 02 – Prevent Duplicate Contacts Using Apex Trigger | Salesforce Apex Triggers

Learn how to prevent duplicate Contacts under the same Account using an Apex Trigger in Salesforce. In this Day 02 video, we cover: Requirement: Prevent duplicate Contacts How to approach the requirement Trigger Event: Before Insert Object: Contact Checking Email + Account Using SOQL to find existing Contacts Using `addError()` to prevent duplicate records Line-by-line explanation of the Apex Trigger Testing the trigger in Salesforce Subscribe to CodeIsha Training Centre for more Salesforce learning content. #codeisha #codeishaofficial #codeishatrainingcentre #Salesforce #SalesforceApex #ApexTrigger #SalesforceDeveloper #ApexProgramming #SalesforceTraining #LearnSalesforce #SalesforceTutorial #ApexTriggers #SalesforceDevelopment #CRM