Search notes:

RMAN command: backup

Backup sets or copies

The RMAN backup command creates either
An image copy is created with 
backup AS COPY databaes
Note: image copies cannot be written into a backup set. Thus, when creating an image copy, the default device type must be disk.

Device

Use a non default device type (which might be configured with configure default device type) 
backup DEVICE TYPE SBT  database;
backup DEVICE TYPE DISK database;

See also

RMAN commands

Index

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