backup pluggable database with direct connect with rman

 [oracle@orcl 2025_05_21]$

[oracle@orcl 2025_05_21]$

[oracle@orcl 2025_05_21]$ rman target sys/sys@demo1

Recovery Manager: Release 19.0.0.0.0 - Production on Sat May 24 12:54:39 2025

Version 19.3.0.0.0

Copyright (c) 1982, 2019, Oracle and/or its affiliates.  All rights reserved.

connected to target database: DB1:DEMO1 (DBID=687471135, not open)

RMAN> backup database;

Starting backup at 24-MAY-25

using target database control file instead of recovery catalog

allocated channel: ORA_DISK_1

channel ORA_DISK_1: SID=291 device type=DISK

channel ORA_DISK_1: starting full datafile backup set

channel ORA_DISK_1: 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 ORA_DISK_1: starting piece 1 at 24-MAY-25

channel ORA_DISK_1: finished piece 1 at 24-MAY-25

piece handle=/u01/app/oracle/fast_recovery_area/DB1/33E6395D57264163E0630400040A2C41/backupset/2025_05_24/o1_mf_nnndf_TAG20250524T125446_n33jdplq_.bkp tag=TAG20250524T125446 comment=NONE

channel ORA_DISK_1: backup set complete, elapsed time: 00:00:07

Finished backup at 24-MAY-25

RMAN>