The following command starts an instance, reads the initialization parameters from the default location, and then mounts and opens the database. (You can optionally specify a PFILE clause.)
STARTUP
If you know that media recovery is required, you can start an instance, mount a database to the instance, and have the recovery process automatically start by using the STARTUP command with the RECOVER clause:
STARTUP OPEN RECOVER
To start or stop your entire cluster database, that is, all of the instances and its enabled services, enter the following SRVCTL commands:
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