[Oracle 12c]How to remove and add databases from Oracle cluster

Owner:oracle (Oracle software owner) Database: techdb Instances: techdb1, techdb2 Servers/Node: basket-techdb01, basket-techdb02 To remove and later add the cluster Oracle database, follow these steps: It is important to know the previous configuration for a possible backup: Stop the database: Remove the database from cluster configuration: Add the database in the cluster configuration: (For all nodes) Start the database: Check the configuration again : Check the status of the database : brunorsHi! I am Bruno, a Brazilian born and bred, and I am also a naturalized Swedish citizen. I am a…