RMAN> run {
2> allocate channel "ch1" device type disk format '/u01/app/oracle/%U';
3> backup as backupset tag 'BASE01' incremental level 0 database;
4> }
released channel: ORA_DISK_1
allocated channel: ch1
channel ch1: SID=281 device type=DISK
Starting backup at 24-MAY-25
channel ch1: starting incremental level 0 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00001 name=/u01/app/oracle/oradata/DB1/system01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/DB1/sysaux01.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/DB1/undotbs01.dbf
input datafile file number=00007 name=/u01/app/oracle/oradata/DB1/users01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0l3q8raq_1_1 tag=BASE01 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:25
channel ch1: starting incremental level 0 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00010 name=/u01/app/oracle/oradata/DB1/pdb/sysaux01.dbf
input datafile file number=00009 name=/u01/app/oracle/oradata/DB1/pdb/system01.dbf
input datafile file number=00011 name=/u01/app/oracle/oradata/DB1/pdb/undotbs01.dbf
input datafile file number=00012 name=/u01/app/oracle/oradata/DB1/pdb/users01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0m3q8rbj_1_1 tag=BASE01 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:15
channel ch1: starting incremental level 0 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00017 name=/u01/app/oracle/oradata/demo1/sysaux01.dbf
input datafile file number=00016 name=/u01/app/oracle/oradata/demo1/system01.dbf
input datafile file number=00018 name=/u01/app/oracle/oradata/demo1/undotbs01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0n3q8rc2_1_1 tag=BASE01 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:07
channel ch1: starting incremental level 0 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00006 name=/u01/app/oracle/oradata/DB1/pdbseed/sysaux01.dbf
input datafile file number=00005 name=/u01/app/oracle/oradata/DB1/pdbseed/system01.dbf
input datafile file number=00008 name=/u01/app/oracle/oradata/DB1/pdbseed/undotbs01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0o3q8rca_1_1 tag=BASE01 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:15
Finished backup at 24-MAY-25
Starting Control File and SPFILE Autobackup at 24-MAY-25
piece handle=/u01/app/oracle/fast_recovery_area/DB1/autobackup/2025_05_24/o1_mf_s_1201958297_n33krv6v_.bkp comment=NONE
Finished Control File and SPFILE Autobackup at 24-MAY-25
released channel: ch1
RMAN>
===============
RMAN>
RMAN> run {
2> allocate channel "ch1" device type disk format '/u01/app/oracle/%U';
3> backup tag 'incrementallv1' incremental level 1 database ;
4> }
allocated channel: ch1
channel ch1: SID=281 device type=DISK
Starting backup at 24-MAY-25
channel ch1: starting incremental level 1 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00001 name=/u01/app/oracle/oradata/DB1/system01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/DB1/sysaux01.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/DB1/undotbs01.dbf
input datafile file number=00007 name=/u01/app/oracle/oradata/DB1/users01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0q3q8rhm_1_1 tag=INCREMENTALLV1 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:03
channel ch1: starting incremental level 1 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00010 name=/u01/app/oracle/oradata/DB1/pdb/sysaux01.dbf
skipping datafile 00010 because it has not changed
input datafile file number=00009 name=/u01/app/oracle/oradata/DB1/pdb/system01.dbf
skipping datafile 00009 because it has not changed
input datafile file number=00011 name=/u01/app/oracle/oradata/DB1/pdb/undotbs01.dbf
skipping datafile 00011 because it has not changed
input datafile file number=00012 name=/u01/app/oracle/oradata/DB1/pdb/users01.dbf
skipping datafile 00012 because it has not changed
channel ch1: backup cancelled because all files were skipped
channel ch1: starting incremental level 1 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00017 name=/u01/app/oracle/oradata/demo1/sysaux01.dbf
input datafile file number=00016 name=/u01/app/oracle/oradata/demo1/system01.dbf
input datafile file number=00018 name=/u01/app/oracle/oradata/demo1/undotbs01.dbf
channel ch1: starting piece 1 at 24-MAY-25
channel ch1: finished piece 1 at 24-MAY-25
piece handle=/u01/app/oracle/0s3q8rhq_1_1 tag=INCREMENTALLV1 comment=NONE
channel ch1: backup set complete, elapsed time: 00:00:01
channel ch1: starting incremental level 1 datafile backup set
channel ch1: specifying datafile(s) in backup set
input datafile file number=00006 name=/u01/app/oracle/oradata/DB1/pdbseed/sysaux01.dbf
skipping datafile 00006 because it has not changed
input datafile file number=00005 name=/u01/app/oracle/oradata/DB1/pdbseed/system01.dbf
skipping datafile 00005 because it has not changed
input datafile file number=00008 name=/u01/app/oracle/oradata/DB1/pdbseed/undotbs01.dbf
skipping datafile 00008 because it has not changed
channel ch1: backup cancelled because all files were skipped
Finished backup at 24-MAY-25
Starting Control File and SPFILE Autobackup at 24-MAY-25
piece handle=/u01/app/oracle/fast_recovery_area/DB1/autobackup/2025_05_24/o1_mf_s_1201958459_n33kxxp9_.bkp comment=NONE
Finished Control File and SPFILE Autobackup at 24-MAY-25
released channel: ch1
RMAN>
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