Send the following on WhatsApp
Continue to ChatBackup Controlfile to Trace : Automate using Triggers https://easyoradba.com/2010/07/22/backup-controlfile-to-trace-automate-using-triggers/
Backup Controlfile to Trace : Automate using Triggers https://easyoradba.com/2010/07/22/backup-controlfile-to-trace-automate-using-triggers/