Oracle基于RMAN的不完全恢复
基于SCN
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 10:40:49 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
SQL> insert into t_rec values(5,'eee');
1 row created.
SQL> commit;
Commit complete.
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 10:41:32 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: ZWC (DBID=561451333)
RMAN> run{
2> allocate channel c1 device type disk;
3> backup full database format '/u01/backup/db_full_%u_%s_%p' tag 'fullbak'
4> include current controlfile;
5> sql 'alter system archive log current';
6> release channel c1;
7> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=40 device type=DISK
Starting backup at 05-FEB-2013 10:43:37
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
input datafile file number=00001 name=/u01/app/oracle/oradata/ZWC/system01.dbf
input datafile file number=00002 name=/u01/app/oracle/oradata/ZWC/sysaux01.dbf
input datafile file number=00005 name=/u01/app/oracle/oradata/ZWC/example01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/ZWC/undotbs01.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: starting piece 1 at 05-FEB-2013 10:43:37
channel c1: finished piece 1 at 05-FEB-2013 10:44:33
piece handle=/u01/backup/db_full_01o16uap_1_1 tag=FULLBAK comment=NONE
channel c1: backup set complete, elapsed time: 00:00:56
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel c1: starting piece 1 at 05-FEB-2013 10:44:34
channel c1: finished piece 1 at 05-FEB-2013 10:44:35
piece handle=/u01/backup/db_full_02o16uch_2_1 tag=FULLBAK comment=NONE
channel c1: backup set complete, elapsed time: 00:00:01
Finished backup at 05-FEB-2013 10:44:35
sql statement: alter system archive log current
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 10:49:39 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> insert into t_rec values(6,'fff');
1 row created.
SQL> commit;
Commit complete.
SQL> conn / as sysdba
Connected.
SQL> alter system switch logfile;
System altered.
SQL> select * from zhongwc.t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
6 rows selected.
SQL> select current_scn from v$database;
CURRENT_SCN
-----------
3404460
SQL> select current_scn from v$database;
CURRENT_SCN
-----------
3404461
SQL> conn zhongwc/zhongwc
Connected.
SQL> drop table t_rec purge;
Table dropped.
SQL> show recyclebin;
SQL> conn / as sysdba
Connected.
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> exir
SP2-0042: unknown command "exir" - rest of line ignored.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 10:52:53 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database (not started)
RMAN> startup mount;
Oracle instance started
database mounted
Total System Global Area 1653518336 bytes
Fixed Size 2228904 bytes
Variable Size 1140854104 bytes
Database Buffers 503316480 bytes
Redo Buffers 7118848 bytes
RMAN> run{
2> allocate channel c1 device type disk;
3> restore database;
4> recover database until scn 3404460;
5> sql 'alter database open resetlogs';
6> release channel c1;
7> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=18 device type=DISK
Starting restore at 05-FEB-2013 10:55:50
channel c1: starting datafile backup set restore
channel c1: specifying datafile(s) to restore from backup set
channel c1: restoring datafile 00001 to /u01/app/oracle/oradata/ZWC/system01.dbf
channel c1: restoring datafile 00002 to /u01/app/oracle/oradata/ZWC/sysaux01.dbf
channel c1: restoring datafile 00003 to /u01/app/oracle/oradata/ZWC/undotbs01.dbf
channel c1: restoring datafile 00004 to /u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: restoring datafile 00005 to /u01/app/oracle/oradata/ZWC/example01.dbf
channel c1: reading from backup piece /u01/backup/db_full_01o16uap_1_1
channel c1: piece handle=/u01/backup/db_full_01o16uap_1_1 tag=FULLBAK
channel c1: restored backup piece 1
channel c1: restore complete, elapsed time: 00:00:55
Finished restore at 05-FEB-2013 10:56:45
Starting recover at 05-FEB-2013 10:56:46
starting media recovery
media recovery complete, elapsed time: 00:00:02
Finished recover at 05-FEB-2013 10:56:48
sql statement: alter database open resetlogs
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 10:57:28 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
6 rows selected.基于log seq
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 13:57:53 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: ZWC (DBID=561451333)
run{
allocate channel c1 device type disk;
backup full database format '/u01/backup/db_full_%U' tag 'fullbak2'
include current controlfile;
sql 'alter system archive log current';
release channel c1;
4> 5> 6> 7> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=18 device type=DISK
Starting backup at 05-FEB-2013 13:58:12
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
input datafile file number=00001 name=/u01/app/oracle/oradata/ZWC/system01.dbf
input datafile file number=00002 name=/u01/app/oracle/oradata/ZWC/sysaux01.dbf
input datafile file number=00005 name=/u01/app/oracle/oradata/ZWC/example01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/ZWC/undotbs01.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: starting piece 1 at 05-FEB-2013 13:58:13
channel c1: finished piece 1 at 05-FEB-2013 13:59:08
piece handle=/u01/backup/db_full_03o179nl_1_1 tag=FULLBAK2 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:55
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel c1: starting piece 1 at 05-FEB-2013 13:59:09
channel c1: finished piece 1 at 05-FEB-2013 13:59:10
piece handle=/u01/backup/db_full_04o179pc_1_1 tag=FULLBAK2 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:01
Finished backup at 05-FEB-2013 13:59:11
sql statement: alter system archive log current
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:00:07 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> show user
USER is "ZHONGWC"
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
6 rows selected.
SQL> archive log list
ORA-01031: insufficient privileges
SQL> conn / as sysdba
Connected.
SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /u01/app/oracle/oradata/ZWC/arch
Oldest online log sequence 4
Next log sequence to archive 6
Current log sequence 6
SQL> insert into zhongwc.t_rec values(7,'ggg');
1 row created.
SQL> commit;
Commit complete.
SQL> alter system switch logfile;
System altered.
SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /u01/app/oracle/oradata/ZWC/arch
Oldest online log sequence 5
Next log sequence to archive 7
Current log sequence 7
SQL> insert into zhongwc.t_rec values(8,'hhh');
1 row created.
SQL> commit
2 ;
Commit complete.
SQL> alter system switch logfile;
System altered.
SQL> archive log list
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /u01/app/oracle/oradata/ZWC/arch
Oldest online log sequence 6
Next log sequence to archive 8
Current log sequence 8
SQL> select * from zhongwc.t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
7 ggg
8 hhh
8 rows selected.
SQL> set linesize v$log;
SP2-0268: linesize option not a valid number
SQL> set linesize 300
SQL> select * from v$log;
GROUP# THREAD# SEQUENCE# BYTES BLOCKSIZE MEMBERS ARC STATUS FIRST_CHANGE# FIRST_TIME NEXT_CHANGE# NEXT_TIME
---------- ---------- ---------- ---------- ---------- ---------- --- ---------------- ------------- ----------------------- ------------ -----------------------
1 1 7 52428800 512 1 YES ACTIVE 3409862 05-FEB-2013 14:00:59 3409878 05-FEB-2013 14:01:19
2 1 8 52428800 512 1 NO CURRENT 3409878 05-FEB-2013 14:01:19 2.8147E+14
3 1 6 52428800 512 1 YES ACTIVE 3409682 05-FEB-2013 13:59:11 3409862 05-FEB-2013 14:00:59
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ conn / as sysdba
-bash: conn: command not found
[oracle@zwc ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:06:02 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 14:06:17 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database (not started)
RMAN> startup mount
Oracle instance started
database mounted
Total System Global Area 1653518336 bytes
Fixed Size 2228904 bytes
Variable Size 1140854104 bytes
Database Buffers 503316480 bytes
Redo Buffers 7118848 bytes
RMAN> run{
2> allocate channel c1 device type disk;
3> set until logseq 6 thread 1;
4> restore database;
5> recover database;
6> sql 'alter database open resetlogs';
7> release channel c1;
8> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=18 device type=DISK
executing command: SET until clause
Starting restore at 05-FEB-2013 14:08:40
channel c1: starting datafile backup set restore
channel c1: specifying datafile(s) to restore from backup set
channel c1: restoring datafile 00001 to /u01/app/oracle/oradata/ZWC/system01.dbf
channel c1: restoring datafile 00002 to /u01/app/oracle/oradata/ZWC/sysaux01.dbf
channel c1: restoring datafile 00003 to /u01/app/oracle/oradata/ZWC/undotbs01.dbf
channel c1: restoring datafile 00004 to /u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: restoring datafile 00005 to /u01/app/oracle/oradata/ZWC/example01.dbf
channel c1: reading from backup piece /u01/backup/db_full_03o179nl_1_1
channel c1: piece handle=/u01/backup/db_full_03o179nl_1_1 tag=FULLBAK2
channel c1: restored backup piece 1
channel c1: restore complete, elapsed time: 00:00:55
Finished restore at 05-FEB-2013 14:09:36
Starting recover at 05-FEB-2013 14:09:36
starting media recovery
archived log for thread 1 with sequence 5 is already on disk as file /u01/app/oracle/oradata/ZWC/arch/1_5_806583408.dbf
archived log file name=/u01/app/oracle/oradata/ZWC/arch/1_5_806583408.dbf thread=1 sequence=5
media recovery complete, elapsed time: 00:00:00
Finished recover at 05-FEB-2013 14:09:37
sql statement: alter database open resetlogs
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:10:02 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
6 rows selected.基于time
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:13:38 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
6 rows selected.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 14:13:43 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database: ZWC (DBID=561451333)
run{
allocate channel c1 device type disk;
backup full database format '/u01/backup/db_full_%U' tag 'fullbak3'
include current controlfile;
sql 'alter system archive log current';
release channel c1;
7> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=36 device type=DISK
Starting backup at 05-FEB-2013 14:13:52
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
input datafile file number=00001 name=/u01/app/oracle/oradata/ZWC/system01.dbf
input datafile file number=00002 name=/u01/app/oracle/oradata/ZWC/sysaux01.dbf
input datafile file number=00005 name=/u01/app/oracle/oradata/ZWC/example01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/ZWC/undotbs01.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: starting piece 1 at 05-FEB-2013 14:13:52
channel c1: finished piece 1 at 05-FEB-2013 14:14:57
piece handle=/u01/backup/db_full_05o17al0_1_1 tag=FULLBAK3 comment=NONE
channel c1: backup set complete, elapsed time: 00:01:05
channel c1: starting full datafile backup set
channel c1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel c1: starting piece 1 at 05-FEB-2013 14:14:58
channel c1: finished piece 1 at 05-FEB-2013 14:14:59
piece handle=/u01/backup/db_full_06o17an1_1_1 tag=FULLBAK3 comment=NONE
channel c1: backup set complete, elapsed time: 00:00:01
Finished backup at 05-FEB-2013 14:14:59
sql statement: alter system archive log current
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:15:12 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> insert into t_rec values(7,'ggg');
1 row created.
SQL> commit;
Commit complete.
SQL> alter session set nls_date_format='yyyy-mm-dd hh24:mi:ss';
Session altered.
SQL> select sysdate from dual;
SYSDATE
-------------------
2013-02-05 14:16:33
SQL> insert into t_rec values(8,'hhh');
1 row created.
SQL> commit;
Commit complete.
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
7 ggg
8 hhh
8 rows selected.
SQL> conn / as sysdba
Connected.
SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@zwc ~]$ rman target /
Recovery Manager: Release 11.2.0.3.0 - Production on Tue Feb 5 14:19:44 2013
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
connected to target database (not started)
RMAN> startup mount
Oracle instance started
database mounted
Total System Global Area 1653518336 bytes
Fixed Size 2228904 bytes
Variable Size 1140854104 bytes
Database Buffers 503316480 bytes
Redo Buffers 7118848 bytes
RMAN> run{
2> allocate channel c1 device type disk;
3> restore database;
4> recover database until time "to_date('2013-02-05 14:16:33','yyyy-mm-dd hh24:mi:ss')";
5> sql 'alter database open resetlogs';
6> release channel c1;
7> }
using target database control file instead of recovery catalog
allocated channel: c1
channel c1: SID=18 device type=DISK
Starting restore at 05-FEB-2013 14:22:08
channel c1: starting datafile backup set restore
channel c1: specifying datafile(s) to restore from backup set
channel c1: restoring datafile 00001 to /u01/app/oracle/oradata/ZWC/system01.dbf
channel c1: restoring datafile 00002 to /u01/app/oracle/oradata/ZWC/sysaux01.dbf
channel c1: restoring datafile 00003 to /u01/app/oracle/oradata/ZWC/undotbs01.dbf
channel c1: restoring datafile 00004 to /u01/app/oracle/oradata/ZWC/users01.dbf
channel c1: restoring datafile 00005 to /u01/app/oracle/oradata/ZWC/example01.dbf
channel c1: reading from backup piece /u01/backup/db_full_05o17al0_1_1
channel c1: piece handle=/u01/backup/db_full_05o17al0_1_1 tag=FULLBAK3
channel c1: restored backup piece 1
channel c1: restore complete, elapsed time: 00:00:54
Finished restore at 05-FEB-2013 14:23:02
Starting recover at 05-FEB-2013 14:23:02
starting media recovery
media recovery complete, elapsed time: 00:00:01
Finished recover at 05-FEB-2013 14:23:03
sql statement: alter database open resetlogs
released channel: c1
RMAN> exit
Recovery Manager complete.
[oracle@zwc ~]$ sqlplus zhongwc/zhongwc
SQL*Plus: Release 11.2.0.3.0 Production on Tue Feb 5 14:23:19 2013
Copyright (c) 1982, 2011, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> select * from t_rec;
ID NAME
---------- ----------
1 aaa
2 bbb
3 ccc
4 ddd
5 eee
6 fff
7 ggg
7 rows selected.