how to update RAC Dataguard database compatible parameter from 12.1.0.2.0 to 19.3.0.0
Hi People,
i just need a help i need to move a database from one kit to another for which we need to update a compatible parameter from 12.1.0.2.0 to 19.3.0.0
Its a RAC 2 node cluster with dataguard setup so
do we do Primary, and then Standby ? Can we do Standby first ? Can we have Primary with one value, and Standby at a higher value ? or do we have to do both at the same time
any help would we appriciated