Rman, no datafile backup.

Question

Dear...
I have one scenario.
RMAN Backup - Yesterday.
Datafile added today, and it lost in evening. How can one restore/recover datafile using RMAN, as datafile was not backed up in last RMAN backup.
Version : 10.2.0.1.0
Regards.

Answer 1

YES, here is below.
archived log file name=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_18_7N6MQBWS_.ARC thread=1 sequence=18
creating datafile file number=7 name=C:\ORACLE\ORADATA\ORCL\USERS03.DBF
RMAN> backup database;
Starting backup at 21-FEB-12
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=133 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=00001 name=C:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF
input datafile file number=00002 name=C:\ORACLE\ORADATA\ORCL\SYSAUX01.DBF
input datafile file number=00003 name=C:\ORACLE\ORADATA\ORCL\UNDOTBS01.DBF
input datafile file number=00005 name=C:\ORACLE\ORADATA\ORCL\EXAMPLE01.DBF
input datafile file number=00006 name=C:\ORACLE\ORADATA\ORCL\USERS02.DBF
input datafile file number=00004 name=C:\ORACLE\ORADATA\ORCL\USERS01.DBF
channel ORA_DISK_1: starting piece 1 at 21-FEB-12
channel ORA_DISK_1: finished piece 1 at 21-FEB-12
piece handle=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\BACKUPSET\2012_02_21\O1_MF_NNNDF_TAG20120221T132643_7N6MKWPX_.BKP tag=TAG20120221T132643 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:55
Finished backup at 21-FEB-12
Starting Control File and SPFILE Autobackup at 21-FEB-12
piece handle=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\AUTOBACKUP\2012_02_21\O1_MF_S_775834060_7N6MMO5Q_.BKP comment=NONE
Finished Control File and SPFILE Autobackup at 21-FEB-12
RMAN> exit
SQL> alter tablespace users add datafile 'C:\ORACLE\ORADATA\ORCL\USERS03.dbf' size 10m;
Tablespace altered.
SQL>
SQL> alter system switch logfile;
System altered.
SQL> startup force mount exclusive restrict;
ORACLE instance started.
Total System Global Area  778387456 bytes
Fixed Size                  1374808 bytes
Variable Size             310379944 bytes
Database Buffers          461373440 bytes
Redo Buffers                5259264 bytes
Database mounted.
SQL> drop database;
Database dropped.
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL>    exit
C:\Users\bn2676>sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Tue Feb 21 13:51:27 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
Connected to an idle instance.
SQL> startup nomount
ORACLE instance started.
Total System Global Area  778387456 bytes
Fixed Size                  1374808 bytes
Variable Size             310379944 bytes
Database Buffers          461373440 bytes
Redo Buffers                5259264 bytes
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
C:\Users\bn2676>rman target /
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Feb 21 13:51:52 2012
Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights reserved.
connected to target database: ORCL (not mounted)
RMAN> restore controlfile from 'C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\AUTOBACKUP\2012_02_21\O1_MF_S_775834060_7N6MMO5Q_.BKP';
Starting restore at 21-FEB-12
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=63 device type=DISK
channel ORA_DISK_1: restoring control file
channel ORA_DISK_1: restore complete, elapsed time: 00:00:03
output file name=C:\ORACLE\ORADATA\ORCL\CONTROL01.CTL
output file name=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\CONTROL02.CTL
Finished restore at 21-FEB-12
RMAN> sql 'alter database mount';
sql statement: alter database mount
released channel: ORA_DISK_1
RMAN> restore database;
Starting restore at 21-FEB-12
Starting implicit crosscheck backup at 21-FEB-12
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=63 device type=DISK
Crosschecked 8 objects
Finished implicit crosscheck backup at 21-FEB-12
Starting implicit crosscheck copy at 21-FEB-12
using channel ORA_DISK_1
Finished implicit crosscheck copy at 21-FEB-12
searching for all files in the recovery area
cataloging files...
cataloging done
List of Cataloged Files
=======================
File Name: C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_18_7N6MQBWS_.ARC
File Name: C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_19_7N6NXV4M_.ARC
File Name: C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\AUTOBACKUP\2012_02_21\O1_MF_S_775834060_7N6MMO5Q_.BKP
File Name: C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\AUTOBACKUP\2012_02_21\O1_MF_S_775834547_7N6N2WHN_.BKP
using channel ORA_DISK_1
channel ORA_DISK_1: starting datafile backup set restore
channel ORA_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_DISK_1: restoring datafile 00001 to C:\ORACLE\ORADATA\ORCL\SYSTEM01.DBF
channel ORA_DISK_1: restoring datafile 00002 to C:\ORACLE\ORADATA\ORCL\SYSAUX01.DBF
channel ORA_DISK_1: restoring datafile 00003 to C:\ORACLE\ORADATA\ORCL\UNDOTBS01.DBF
channel ORA_DISK_1: restoring datafile 00004 to C:\ORACLE\ORADATA\ORCL\USERS01.DBF
channel ORA_DISK_1: restoring datafile 00005 to C:\ORACLE\ORADATA\ORCL\EXAMPLE01.DBF
channel ORA_DISK_1: restoring datafile 00006 to C:\ORACLE\ORADATA\ORCL\USERS02.DBF
channel ORA_DISK_1: reading from backup piece C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\BACKUPSET\2012_02_21\O1_MF_NNNDF_TAG20120221T132643_7N6MKWPX_.BKP
channel ORA_DISK_1: piece handle=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\BACKUPSET\2012_02_21\O1_MF_NNNDF_TAG20120221T132643_7N6MKWPX_.BKP tag=TAG20120221T132643
channel ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete, elapsed time: 00:00:56
Finished restore at 21-FEB-12
R recover database;
Starting recover at 21-FEB-12
using channel ORA_DISK_1
starting media recovery
archived log for thread 1 with sequence 18 is already on disk as file C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_18_7N6MQBWS_.ARC
archived log for thread 1 with sequence 19 is already on disk as file C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_19_7N6NXV4M_.ARC
archived log file name=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_18_7N6MQBWS_.ARC thread=1 sequence=18
creating datafile file number=7 name=C:\ORACLE\ORADATA\ORCL\USERS03.DBF
archived log file name=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_18_7N6MQBWS_.ARC thread=1 sequence=18
archived log file name=C:\ORACLE\FLASH_RECOVERY_AREA\ORCL\ARCHIVELOG\2012_02_21\O1_MF_1_19_7N6NXV4M_.ARC thread=1 sequence=19
unable to find archived log
archived log thread=1 sequence=20
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 02/21/2012 13:54:04
RMAN-06054: media recovery requesting unknown archived log for thread 1 with sequence 20 and starting SCN of 1226889
RMAN> sql 'alter database open resetlogs';
sql statement: alter database open resetlogs
RMAN> exit
Recovery Manager complete.
C:\Users\bn2676>sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on Tue Feb 21 13:54:42 2012
Copyright (c) 1982, 2010, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select file_name from dba_data_files where tablespace_name='USERS';
FILE_NAME
C:\ORACLE\ORADATA\ORCL\USERS01.DBF
C:\ORACLE\ORADATA\ORCL\USERS02.DBF
C:\ORACLE\ORADATA\ORCL\USERS03.DBF
SQL>