2 respostas
Refer below links
http://www.infallibletechie.com/2013/08/how-to-add-users-to-public-group-using.html
https://developer.salesforce.com/forums/?id=906F000000091DLIAY
https://automationchampion.com/tag/automatically-add-new-user-to-public-group-salesforce/
https://automationchampion.com/tag/automatically-add-partner-user-to-public-group-apex-trigger/
