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Lakshmi SLakshmi S 

Hierarchy rollup summary trigger ?

Hi Team,

I have a requirement, Hierarchy Rollup Summary on Opportunity using Trigger . Please let me know how can we do this using Trigger.

Thanks,
Lakshmi
Raj VakatiRaj Vakati
Refer this link 

https://medium.com/@palanic/roll-up-summary-from-child-account-to-patent-account-d0d97114e883
https://www.iterativelogic.com/developing-custom-apex-rollup-summary-field-logic/
http://varasi.com/salesforce/implementing-roll-up-summary-when-you-are-dealt-with-a-lookup-relationship/
https://www.forcelearn.com/custom-rollup-summary-to-find-count-of-contacts-on-account/