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How to backup and import in Oracle 11g?
Logical backup

can be done by

expdp

exporting from the database,

importing into the database with

impdp

and of course,

or by

10g

previously

Exp

and

impdp

.

exp

and

imp.

But for machines with large amounts of data and a lot of CPUs

,

expdp

and

impdp

are many times faster.

Physical backups can be backed up and restored with

rman

.

Of course,

if the database is on a filesystem,

it can be backed up and restored directly using operating system commands.