Trigger : Use Case - Fetch Parent Hierarchy on Account Object.
APEX Trigger to Fetch the Parent Hierarchy of a Particular Account and Populates all the Parent Names in a Custom Field on Account.
Before Writing a Trigger, Make sure that you create a Custom Text Field on Account Object.
Here I have Created a Parent_Hierarchy__c Custom Text Field on Account Object.
Source code
/*
* Developer : Dev Pro
* Use Case : Trigger To Fetch Parent Hierarchy, and Update All Parent Names on Child Account (Custom Field : Parent_Hierarchy__c )
*/
trigger ParentHierarchy on Account (before update, before insert)
{
for(Account currentAcc : Trigger.new)
{
Account acc = trigger.new[0];
String ParentName = 'Parent Names : ' +acc.Name+ ',' ;
//String parentName = acc.Name;
//String parentName = acc.Name + acc.Id;
if(acc.ParentId!=null)
{
do{
acc = [SELECT ID, Name, ParentId FROM Account WHERE Id = : acc.ParentId];
//parentName += acc.Name + acc.Id;
parentName += acc.Name;
System.debug('Parent Names : ' +acc.Name+',');
}while(acc.ParentId!=null);
}
trigger.new[0].Parent_Hierarchy__c = ParentName;
}
}
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