create rollup summary using Apex trigger on custom object -- w3web.net

Create rollup summary using Apex trigger on custom object

Hey guys, today in this post we are going to learn about How to create roll-up summary trigger for count child records on custom object using Apex trigger in Salesforce.

parentObjTrigger:- Custom Fields & Relationships

Create a custom field on parent Object name as childRollUp__c (Number Type).

childObjTrigger:- Custom Fields & Relationships

Create a lookup relationship field on child Object name as childLookup__c : Lookup(parentObjTrigger).

Real time scenarios:- Write a roll-up summary trigger for count child records on custom parent object.
Create a custom field (Number Type) on parent object, calculate the total number of related child records and put into them.

Files we used in this post example:-

childObjTriggerRollUp.apxt Apex Class Trigger It will be fired whenever insert, update and delete a record on child object

Parent Cusotm Object:- parentObjTrigger__c

Custom Field :- childRollUp__c

 

Parent Object with Custom Field Trigger on child object and calculate the total numberof related child records on the parent object.

Child Custom Object:- childObjTrigger__c

Custom Field:- childLookup__c >> Lookup(parentObjTrigger)

Child Object with Field

childLookup__c : Lookup(parentObjTrigger) field it is help to communicate on parent object.

You can download file directly from github by click here

Final Output

create rollup summary using Apex trigger -- w3web.net

Other post that would you like to learn

Step 1:- Apex Class Trigger : childObjTriggerRollUp.apxt

From Developer Console >> File >> New >> Apex Trigger

childObjTriggerRollUp.apxt [Apex Class Trigger]

TechW3web:- Apex Trigger to create rollup summary in Salesforce Example

Other related post that would you like to learn

2 thoughts on “Create rollup summary using Apex trigger on custom object”

  1. You’re a beautiful inspiration. It really helps me in any situation. Where I stuck. Many of my friends told me to comment there post but I stuck what I should comment. Finally I got your post it always help me. Thanks for the lovely post.

    Reply

Leave a Comment

Please Contribute to Support If Some Value Added in Your Project or Website