Trigger to check duplicate name to custom object in Salesforce | how to prevent duplicate records based on multiple fields through apex trigger in Salesforce

w3web.net -- trigger to check for duplicates

Hey guys, today in this post we are going to learn about How can we prevent duplicate name insert on custom object in Salesforce. Real time scenarios:- Write a trigger on custom object When a Object (childObjTrigger__c) is being created, if a record exists with the same EmployeeName (EmployeeName__c), the trigger should throw an error. … Read more →