RMAN> run{

2> allocate channel c1 type disk;

3> recover copy of database with tag 'orcl_level_0';

4> backup incremental level 1 tag 'orcl_level_0' database;

5> }

RMAN> run{

2> allocate channel c1 type disk;

3> backup incremental level 0 tag 'orcl_level_0' database;

4> release channel c1;

5> }

RMAN> run{

2> allocate channel c1 type disk;

3> backup incremental level 2 tag 'orcl_level_2' database;

4>

5> }

ITPub博客

backup ex