Sometimes we have Requirement to have a number of Counts of Contact on Account, just like Rollup Field Salesforce. But Salesforce has provided Rollup Summary Field on the Master-Detail Object. Below is Sample code for the Same. Apex Trigger : trigger trgContactTrigger on Contact (before insert, after insert, before update,after update,after Delete) { ContactTriggerHandler objClass … Continue reading Custom Roll up With Apex Trigger.
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