开启归档模式
14:58:00 SYS@ORA11GR2>shutdown immediate;
Database closed.
Database dismounted.
ORACLE instance shut down.
14:59:07 SYS@ORA11GR2>startup mount
ORACLE instance started.
Total System Global Area 847630336 bytes
Fixed Size 2257960 bytes
Variable Size 528485336 bytes
Database Buffers 310378496 bytes
Redo Buffers 6508544 bytes
Database mounted.
15:00:01 SYS@ORA11GR2>alter database archivelog；
Database altered
15:16:34 SYS@ORA11GR2>alter database open;
Database altered.
创建表空间t
15:53:34 SYS@ORA11GR2>create tablespace t datafile '/u01/app/oracle/oradata/ORA11GR2/t.dbf' size 10m;
Tablespace created.
创建表t1,t2
15:53:41 SYS@ORA11GR2>conn scott/tiger
Connected.
15:55:01 SCOTT@ORA11GR2>create table t1 (x int) tablespace t;
Table created.
15:55:31 SCOTT@ORA11GR2>create table t2 (x int) tablespace t;
Table created.
数据库热全备
[oracle@ORA11GR2 ~]$ mkdir -p /u01/oracle/backup
[oracle@ORA11GR2 backup]$ rman target /
RMAN> backup as backupset full database format '/u01/oracle/backup/db_%U.rmn' include current controlfile plus archivelog delete all input;
Starting backup at 07-AUG-16
current log archived
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=148 device type=DISK
channel ORA_DISK_1: starting archived log backup set
channel ORA_DISK_1: specifying archived log(s) in backup set
input archived log thread=1 sequence=15 RECID=1 STAMP=919267015
channel ORA_DISK_1: starting piece 1 at 07-AUG-16
channel ORA_DISK_1: finished piece 1 at 07-AUG-16
piece handle=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/01rclpm7_1_1 tag=TAG20160807T155655 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
channel ORA_DISK_1: deleting archived log(s)
archived log file name=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch1_15_917107926.dbf RECID=1 STAMP=919267015
Finished backup at 07-AUG-16
Starting backup at 07-AUG-16
using channel ORA_DISK_1
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=/u01/app/oracle/oradata/ORA11GR2/system01.dbf
input datafile file number=00002 name=/u01/app/oracle/oradata/ORA11GR2/sysaux01.dbf
input datafile file number=00005 name=/u01/app/oracle/oradata/ORA11GR2/example01.dbf
input datafile file number=00003 name=/u01/app/oracle/oradata/ORA11GR2/undotbs01.dbf
input datafile file number=00006 name=/u01/app/oracle/oradata/ORA11GR2/t.dbf
input datafile file number=00004 name=/u01/app/oracle/oradata/ORA11GR2/users01.dbf
channel ORA_DISK_1: starting piece 1 at 07-AUG-16
channel ORA_DISK_1: finished piece 1 at 07-AUG-16
piece handle=/u01/oracle/backup/db_02rclpm9_1_1.rmn tag=TAG20160807T155657 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:25
channel ORA_DISK_1: starting full datafile backup set
channel ORA_DISK_1: specifying datafile(s) in backup set
including current control file in backup set
including current SPFILE in backup set
channel ORA_DISK_1: starting piece 1 at 07-AUG-16
channel ORA_DISK_1: finished piece 1 at 07-AUG-16
piece handle=/u01/oracle/backup/db_03rclpn2_1_1.rmn tag=TAG20160807T155657 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
Finished backup at 07-AUG-16
Starting backup at 07-AUG-16
current log archived
using channel ORA_DISK_1
channel ORA_DISK_1: starting archived log backup set
channel ORA_DISK_1: specifying archived log(s) in backup set
input archived log thread=1 sequence=16 RECID=2 STAMP=919267044
channel ORA_DISK_1: starting piece 1 at 07-AUG-16
channel ORA_DISK_1: finished piece 1 at 07-AUG-16
piece handle=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/04rclpn4_1_1 tag=TAG20160807T155724 comment=NONE
channel ORA_DISK_1: backup set complete, elapsed time: 00:00:01
channel ORA_DISK_1: deleting archived log(s)
archived log file name=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch1_16_917107926.dbf RECID=2 STAMP=919267044
Finished backup at 07-AUG-16
插入数据
15:55:41 SCOTT@ORA11GR2>insert into t1 select empno from emp;
14 rows created.
15:58:30 SCOTT@ORA11GR2>insert into t2 select deptno from dept;
4 rows created.
15:58:41 SCOTT@ORA11GR2>commit;
Commit complete.
drop purge t1表
15:59:50 SCOTT@ORA11GR2>drop table t1 purge;
Table dropped.
16:00:00 SCOTT@ORA11GR2>insert into t2 select empno from emp;
14 rows created.
16:00:47 SCOTT@ORA11GR2>commit;
Commit complete.
16:00:51 SCOTT@ORA11GR2>select count(*) from t2;
COUNT(*)
----------
18
导出t2表
[oracle@ORA11GR2 dbs]$ mkdir -p /u01/oracle/t2
16:01:01 SCOTT@ORA11GR2>conn / as sysdba
Connected.
16:01:52 SYS@ORA11GR2>create or replace directory dp as '/u01/oracle/t2';
Directory created.
16:01:56 SYS@ORA11GR2>grant read,write on directory dp to scott;
Grant succeeded.
[oracle@ORA11GR2 t2]$ expdp scott/tiger directory=dp dumpfile=t2.dmp tables=t2;
Export: Release 11.2.0.4.0 - Production on Sun Aug 7 16:03:05 2016
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Starting "SCOTT"."SYS_EXPORT_TABLE_01": scott/******** directory=dp dumpfile=t2.dmp tables=t2
Estimate in progress using BLOCKS method...
Processing object type TABLE_EXPORT/TABLE/TABLE_DATA
Total estimation using BLOCKS method: 64 KB
Processing object type TABLE_EXPORT/TABLE/TABLE
. . exported "SCOTT"."T2" 5.148 KB 18 rows
Master table "SCOTT"."SYS_EXPORT_TABLE_01" successfully loaded/unloaded
******************************************************************************
Dump file set for SCOTT.SYS_EXPORT_TABLE_01 is:
/u01/oracle/t2/t2.dmp
Job "SCOTT"."SYS_EXPORT_TABLE_01" successfully completed at Sun Aug 7 16:03:13 2016 elapsed 0 00:00:06
[oracle@ORA11GR2 t2]$ ls
export.log t2.dmp
用rman恢复t表空间的表
RMAN> recover tablespace t until time "to_date('2016-08-07 15:59:02','yyyy-mm-dd hh24:mi:ss')" auxiliary destination '/u01/oracle/backup';
Starting recover at 07-AUG-16
using channel ORA_DISK_1
RMAN-05026: WARNING: presuming following set of tablespaces applies to specified point-in-time
List of tablespaces expected to have UNDO segments
Tablespace SYSTEM
Tablespace UNDOTBS1
Creating automatic instance, with SID='FulC'
initialization parameters used for automatic instance:
db_name=ORA11GR2
db_unique_name=FulC_tspitr_ORA11GR2
compatible=11.2.0.4.0
db_block_size=8192
db_files=200
sga_target=1G
processes=80
db_create_file_dest=/u01/oracle/backup
log_archive_dest_1='location=/u01/oracle/backup'
#No auxiliary parameter file used
starting up automatic instance ORA11GR2
Oracle instance started
Total System Global Area 1068937216 bytes
Fixed Size 2260088 bytes
Variable Size 281019272 bytes
Database Buffers 780140544 bytes
Redo Buffers 5517312 bytes
Automatic instance created
Running TRANSPORT_SET_CHECK on recovery set tablespaces
TRANSPORT_SET_CHECK completed successfully
contents of Memory Script:
{
# set requested point in time
set until time "to_date('2016-08-07 15:59:02','yyyy-mm-dd hh24:mi:ss')";
# restore the controlfile
restore clone controlfile;
# mount the controlfile
sql clone 'alter database mount clone database';
# archive current online log
sql 'alter system archive log current';
# avoid unnecessary autobackups for structural changes during TSPITR
sql 'begin dbms_backup_restore.AutoBackupFlag(FALSE); end;';
}
executing Memory Script
executing command: SET until clause
Starting restore at 07-AUG-16
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=81 device type=DISK
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: restoring control file
channel ORA_AUX_DISK_1: reading from backup piece /u01/oracle/backup/db_03rclpn2_1_1.rmn
channel ORA_AUX_DISK_1: piece handle=/u01/oracle/backup/db_03rclpn2_1_1.rmn tag=TAG20160807T155657
channel ORA_AUX_DISK_1: restored backup piece 1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
output file name=/u01/oracle/backup/ORA11GR2/controlfile/o1_mf_ctftxn79_.ctl
Finished restore at 07-AUG-16
sql statement: alter database mount clone database
sql statement: alter system archive log current
sql statement: begin dbms_backup_restore.AutoBackupFlag(FALSE); end;
contents of Memory Script:
{
# set requested point in time
set until time "to_date('2016-08-07 15:59:02','yyyy-mm-dd hh24:mi:ss')";
plsql <<<-- tspitr_2
declare
sqlstatement varchar2(512);
offline_not_needed exception;
pragma exception_init(offline_not_needed, -01539);
begin
sqlstatement := 'alter tablespace '|| 'T' ||' offline immediate';
krmicd.writeMsg(6162, sqlstatement);
krmicd.execSql(sqlstatement);
exception
when offline_not_needed then
null;
end; >>>;
# set destinations for recovery set and auxiliary set datafiles
set newname for clone datafile 1 to new;
set newname for clone datafile 3 to new;
set newname for clone datafile 2 to new;
set newname for clone tempfile 1 to new;
set newname for datafile 6 to
"/u01/app/oracle/oradata/ORA11GR2/t.dbf";
# switch all tempfiles
switch clone tempfile all;
# restore the tablespaces in the recovery set and the auxiliary set
restore clone datafile 1, 3, 2, 6;
switch clone datafile all;
}
executing Memory Script
executing command: SET until clause
sql statement: alter tablespace T offline immediate
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
renamed tempfile 1 to /u01/oracle/backup/ORA11GR2/datafile/o1_mf_temp_%u_.tmp in control file
Starting restore at 07-AUG-16
using channel ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00001 to /u01/oracle/backup/ORA11GR2/datafile/o1_mf_system_%u_.dbf
channel ORA_AUX_DISK_1: restoring datafile 00003 to /u01/oracle/backup/ORA11GR2/datafile/o1_mf_undotbs1_%u_.dbf
channel ORA_AUX_DISK_1: restoring datafile 00002 to /u01/oracle/backup/ORA11GR2/datafile/o1_mf_sysaux_%u_.dbf
channel ORA_AUX_DISK_1: restoring datafile 00006 to /u01/app/oracle/oradata/ORA11GR2/t.dbf
channel ORA_AUX_DISK_1: reading from backup piece /u01/oracle/backup/db_02rclpm9_1_1.rmn
channel ORA_AUX_DISK_1: piece handle=/u01/oracle/backup/db_02rclpm9_1_1.rmn tag=TAG20160807T155657
channel ORA_AUX_DISK_1: restored backup piece 1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:15
Finished restore at 07-AUG-16
datafile 1 switched to datafile copy
input datafile copy RECID=5 STAMP=919267529 file name=/u01/oracle/backup/ORA11GR2/datafile/o1_mf_system_ctftxt7m_.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=6 STAMP=919267529 file name=/u01/oracle/backup/ORA11GR2/datafile/o1_mf_undotbs1_ctftxt7t_.dbf
datafile 2 switched to datafile copy
input datafile copy RECID=7 STAMP=919267529 file name=/u01/oracle/backup/ORA11GR2/datafile/o1_mf_sysaux_ctftxt7p_.dbf
contents of Memory Script:
{
# set requested point in time
set until time "to_date('2016-08-07 15:59:02','yyyy-mm-dd hh24:mi:ss')";
# online the datafiles restored or switched
sql clone "alter database datafile 1 online";
sql clone "alter database datafile 3 online";
sql clone "alter database datafile 2 online";
sql clone "alter database datafile 6 online";
# recover and open resetlogs
recover clone database tablespace "T", "SYSTEM", "UNDOTBS1", "SYSAUX" delete archivelog;
alter clone database open resetlogs;
}
executing Memory Script
executing command: SET until clause
sql statement: alter database datafile 1 online
sql statement: alter database datafile 3 online
sql statement: alter database datafile 2 online
sql statement: alter database datafile 6 online
Starting recover at 07-AUG-16
using channel ORA_AUX_DISK_1
starting media recovery
archived log for thread 1 with sequence 17 is already on disk as file /u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch1_17_917107926.dbf
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=16
channel ORA_AUX_DISK_1: reading from backup piece /u01/app/oracle/product/11.2.0/dbhome_1/dbs/04rclpn4_1_1
channel ORA_AUX_DISK_1: piece handle=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/04rclpn4_1_1 tag=TAG20160807T155724
channel ORA_AUX_DISK_1: restored backup piece 1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
archived log file name=/u01/oracle/backup/1_16_917107926.dbf thread=1 sequence=16
channel clone_default: deleting archived log(s)
archived log file name=/u01/oracle/backup/1_16_917107926.dbf RECID=2 STAMP=919267530
archived log file name=/u01/app/oracle/product/11.2.0/dbhome_1/dbs/arch1_17_917107926.dbf thread=1 sequence=17
media recovery complete, elapsed time: 00:00:00
Finished recover at 07-AUG-16
database opened
contents of Memory Script:
{
# make read only the tablespace that will be exported
sql clone 'alter tablespace T read only';
# create directory for datapump import
sql "create or replace directory TSPITR_DIROBJ_DPDIR as ''
/u01/oracle/backup''";
# create directory for datapump export
sql clone "create or replace directory TSPITR_DIROBJ_DPDIR as ''
/u01/oracle/backup''";
}
executing Memory Script
sql statement: alter tablespace T read only
sql statement: create or replace directory TSPITR_DIROBJ_DPDIR as ''/u01/oracle/backup''
sql statement: create or replace directory TSPITR_DIROBJ_DPDIR as ''/u01/oracle/backup''
Performing export of metadata...
EXPDP> Starting "SYS"."TSPITR_EXP_FulC":
EXPDP> Processing object type TRANSPORTABLE_EXPORT/PLUGTS_BLK
EXPDP> Processing object type TRANSPORTABLE_EXPORT/TABLE
EXPDP> Processing object type TRANSPORTABLE_EXPORT/POST_INSTANCE/PLUGTS_BLK
EXPDP> Master table "SYS"."TSPITR_EXP_FulC" successfully loaded/unloaded
EXPDP> ******************************************************************************
EXPDP> Dump file set for SYS.TSPITR_EXP_FulC is:
EXPDP> /u01/oracle/backup/tspitr_FulC_54087.dmp
EXPDP> ******************************************************************************
EXPDP> Datafiles required for transportable tablespace T:
EXPDP> /u01/app/oracle/oradata/ORA11GR2/t.dbf
EXPDP> Job "SYS"."TSPITR_EXP_FulC" successfully completed at Sun Aug 7 16:06:26 2016 elapsed 0 00:00:47
Export completed
contents of Memory Script:
{
# shutdown clone before import
shutdown clone immediate
# drop target tablespaces before importing them back
sql 'drop tablespace T including contents keep datafiles cascade constraints';
}
executing Memory Script
database closed
database dismounted
Oracle instance shut down
sql statement: drop tablespace T including contents keep datafiles cascade constraints
Performing import of metadata...
IMPDP> Master table "SYS"."TSPITR_IMP_FulC" successfully loaded/unloaded
IMPDP> Starting "SYS"."TSPITR_IMP_FulC":
IMPDP> Processing object type TRANSPORTABLE_EXPORT/PLUGTS_BLK
IMPDP> Processing object type TRANSPORTABLE_EXPORT/TABLE
IMPDP> Processing object type TRANSPORTABLE_EXPORT/POST_INSTANCE/PLUGTS_BLK
IMPDP> Job "SYS"."TSPITR_IMP_FulC" successfully completed at Sun Aug 7 16:06:45 2016 elapsed 0 00:00:03
Import completed
contents of Memory Script:
{
# make read write and offline the imported tablespaces
sql 'alter tablespace T read write';
sql 'alter tablespace T offline';
# enable autobackups after TSPITR is finished
sql 'begin dbms_backup_restore.AutoBackupFlag(TRUE); end;';
}
executing Memory Script
sql statement: alter tablespace T read write
sql statement: alter tablespace T offline
sql statement: begin dbms_backup_restore.AutoBackupFlag(TRUE); end;
Removing automatic instance
Automatic instance removed
auxiliary instance file /u01/oracle/backup/ORA11GR2/datafile/o1_mf_temp_ctftydwp_.tmp deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/onlinelog/o1_mf_3_ctftydbc_.log deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/onlinelog/o1_mf_2_ctftycvc_.log deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/onlinelog/o1_mf_1_ctftych9_.log deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/datafile/o1_mf_sysaux_ctftxt7p_.dbf deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/datafile/o1_mf_undotbs1_ctftxt7t_.dbf deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/datafile/o1_mf_system_ctftxt7m_.dbf deleted
auxiliary instance file /u01/oracle/backup/ORA11GR2/controlfile/o1_mf_ctftxn79_.ctl deleted
Finished recover at 07-AUG-16
将t表空间online
16:07:54 SYS@ORA11GR2>alter tablespace t online;
Tablespace altered.
查询t1表
16:08:10 SYS@ORA11GR2>conn scott/tiger
Connected.
16:08:41 SCOTT@ORA11GR2>select * from t1;
X
----------
7369
7499
7521
7566
7654
7698
7782
7788
7839
7844
7876
X
----------
7900
7902
7934
14 rows selected.
16:08:45 SCOTT@ORA11GR2>select count(*) from t2;
COUNT(*)
----------
4
将t2表删除，导入最新t2表
16:09:45 SCOTT@ORA11GR2>drop table t2 purge;
Table dropped.
16:10:15 SCOTT@ORA11GR2>exit
[oracle@ORA11GR2 ~]$ impdp scott/tiger directory=dp dumpfile=t2.dmp
Import: Release 11.2.0.4.0 - Production on Sun Aug 7 16:11:41 2016
Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
Master table "SCOTT"."SYS_IMPORT_FULL_01" successfully loaded/unloaded
Starting "SCOTT"."SYS_IMPORT_FULL_01": scott/******** directory=dp dumpfile=t2.dmp
Processing object type TABLE_EXPORT/TABLE/TABLE
Processing object type TABLE_EXPORT/TABLE/TABLE_DATA
. . imported "SCOTT"."T2" 5.148 KB 18 rows
Job "SCOTT"."SYS_IMPORT_FULL_01" successfully completed at Sun Aug 7 16:11:44 2016 elapsed 0 00:00:02
16:12:17 SCOTT@ORA11GR2>select count(*) from t2;
COUNT(*)
----------
18
