Wang,

Rman has control of the backup. And this is one of the purposes of Rman.
Rman will only backup the data inside the datafile not the entire datafile.
Does this answer your question?


Regards,

Neil G. Rasmussen
E-mail:  nrasmuss AT tivoli DOT com


Date:    Fri, 22 Jun 2001 13:52:26 +0800
From:    Lei L Wang <wangll AT CN.IBM DOT COM>
Subject: BackUp Oracle with min data

Hi all,
    The size of my customer's Oracle data file is 1TG,but there is only 1G
real data in the DB. How can I use TDP for Oracle to bacuk/restore the min
data through Oracle RMAN?


Thank you very much !

Wang Lei