primary_db
This parameter is only relevant for
Standby Database and Split-Mirror Disk Backup.The connect string to the primary database instance is defined with this parameter so that BRBACKUP can log onto the primary host.
Syntax:
primary_db = <inst_string>Default value: None
<inst_string>
: Instance string, or "SQL*Net database specification string," for the connect from the standby host to the primary (that is, production) database.
primary_db = C11