使用duplicate命令，可以创建一个完全独立的数据库拷贝，该命令执行过程中会自动为duplicated数据库分配一个新的dbid。其具体过程我们以同一台机器内部复制和两
Starting Duplicate Db at 25-AUG-13
using target database control file instead of recovery catalog
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=63 device type=DISK
contents of Memory Script:
{
sql clone “alter system set db_name =
”CRM” comment=
”Modified by RMAN duplicate” scope=spfile”;
sql clone “alter system set db_unique_name =
”CRM” comment=
”Modified by RMAN duplicate” scope=spfile”;
shutdown clone immediate;
startup clone force nomount
restore clone primary controlfile;
alter clone database mount;
}
executing Memory Script
sql statement: alter system set db_name = ”CRM” comment= ”Modified by RMAN duplicate” scope=spfile
sql statement: alter system set db_unique_name = ”CRM” comment= ”Modified by RMAN duplicate” scope=spfile
Oracle instance shut down
Oracle instance started
Total System Global Area 1252663296 bytes
Fixed Size2226072 bytes
Variable Size 973080680 bytes
Database Buffers 268435456 bytes
Redo Buffers8921088 bytes
Starting restore at 25-AUG-13
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=63 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 /backup/c-3599153036-20130824-01
channel ORA_AUX_DISK_1: piece handle=/backup/c-3599153036-20130824-01 tag=TAG20130824T233319
channel ORA_AUX_DISK_1: restored backup piece 1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:03
output file name=/oracle/CRM2/control01.ctl
output file name=/oracle/CRM2/control02.ctl
Finished restore at 25-AUG-13
database mounted
contents of Memory Script:
{
set until scn 2892348;
set newname for datafile 1 to
“/oracle/CRM2/system01.dbf”;
set newname for datafile 2 to
“/oracle/CRM2/sysaux01.dbf”;
set newname for datafile 3 to
“/oracle/CRM2/zx.dbf”;
set newname for datafile 4 to
“/oracle/CRM2/users01.dbf”;
set newname for datafile 5 to
“/oracle/CRM2/pos.dbf”;
set newname for datafile 6 to
“/oracle/CRM2/erp.dbf”;
set newname for datafile 7 to
“/oracle/CRM2/user01.dbf”;
set newname for datafile 8 to
“/oracle/CRM2/undotbs03.dbf”;
restore
clone database
;
}
executing Memory Script
executing command: SET until clause
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
Starting restore at 25-AUG-13
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 /oracle/CRM2/system01.dbf
channel ORA_AUX_DISK_1: restoring datafile 00002 to /oracle/CRM2/sysaux01.dbf
channel ORA_AUX_DISK_1: restoring datafile 00003 to /oracle/CRM2/zx.dbf
channel ORA_AUX_DISK_1: restoring datafile 00004 to /oracle/CRM2/users01.dbf
channel ORA_AUX_DISK_1: restoring datafile 00005 to /oracle/CRM2/pos.dbf
channel ORA_AUX_DISK_1: restoring datafile 00006 to /oracle/CRM2/erp.dbf
channel ORA_AUX_DISK_1: restoring datafile 00007 to /oracle/CRM2/user01.dbf
channel ORA_AUX_DISK_1: restoring datafile 00008 to /oracle/CRM2/undotbs03.dbf
channel ORA_AUX_DISK_1: reading from backup piece /backup/0moi4s34_1_1
channel ORA_AUX_DISK_1: piece handle=/backup/0moi4s34_1_1 tag=TAG20130824T232939
channel ORA_AUX_DISK_1: restored backup piece 1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:02:15
Finished restore at 25-AUG-13
contents of Memory Script:
{
switch clone datafile all;
}
executing Memory Script
datafile 1 switched to datafile copy
input datafile copy RECID=1 STAMP=824344808 file name=/oracle/CRM2/system01.dbf
datafile 2 switched to datafile copy
input datafile copy RECID=2 STAMP=824344809 file name=/oracle/CRM2/sysaux01.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=3 STAMP=824344809 file name=/oracle/CRM2/zx.dbf
datafile 4 switched to datafile copy
input datafile copy RECID=4 STAMP=824344809 file name=/oracle/CRM2/users01.dbf
datafile 5 switched to datafile copy
input datafile copy RECID=5 STAMP=824344809 file name=/oracle/CRM2/pos.dbf
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datafile 6 switched to datafile copy
input datafile copy RECID=6 STAMP=824344809 file name=/oracle/CRM2/erp.dbf
datafile 7 switched to datafile copy
input datafile copy RECID=7 STAMP=824344809 file name=/oracle/CRM2/user01.dbf
datafile 8 switched to datafile copy
input datafile copy RECID=8 STAMP=824344809 file name=/oracle/CRM2/undotbs03.dbf
contents of Memory Script:
{
set until scn 2892348;
recover
clone database
delete archivelog
;
}
executing Memory Script
executing command: SET until clause
Starting recover at 25-AUG-13
using channel ORA_AUX_DISK_1
starting media recovery
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=15
channel ORA_AUX_DISK_1: reading from backup piece /backup/0noi4s9t_1_1
channel ORA_AUX_DISK_1: piece handle=/backup/0noi4s9t_1_1 tag=TAG20130824T233316
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=/oracle/archive/1_15_823810820.dbf thread=1 sequence=15
channel clone_default: deleting archived log(s)
archived log file name=/oracle/archive/1_15_823810820.dbf RECID=57 STAMP=824344817
media recovery complete, elapsed time: 00:00:02
Finished recover at 25-AUG-13
Oracle instance started
Total System Global Area 1252663296 bytes
Fixed Size2226072 bytes
Variable Size 973080680 bytes
Database Buffers 268435456 bytes
Redo Buffers8921088 bytes
contents of Memory Script:
{
sql clone “alter system set db_name =
”CRM” comment=
”Reset to original value by RMAN” scope=spfile”;
sql clone “alter system reset db_unique_name scope=spfile”;
shutdown clone immediate;
startup clone nomount;
}
executing Memory Script
sql statement: alter system set db_name = ”CRM” comment= ”Reset to original value by RMAN” scope=spfile
sql statement: alter system reset db_unique_name scope=spfile
Oracle instance shut down
connected to auxiliary database (not started)
Oracle instance started
Total System Global Area 1252663296 bytes
Fixed Size2226072 bytes
Variable Size 973080680 bytes
Database Buffers 268435456 bytes
Redo Buffers8921088 bytes
sql statement: CREATE CONTROLFILE REUSE SET DATABASE “CRM” RESETLOGS ARCHIVELOG
MAXLOGFILES 16
MAXLOGMEMBERS 3
MAXDATAFILES 100
MAXINSTANCES 8
MAXLOGHISTORY 292
LOGFILE
GROUP 1 ( ‘/oracle/CRM2/redo01.log’ ) SIZE 200 M REUSE,
GROUP 2 ( ‘/oracle/CRM2/redo02.log’ ) SIZE 200 M REUSE,
GROUP 3 ( ‘/oracle/CRM2/redo03.log’ ) SIZE 200 M REUSE,
GROUP 4 ( ‘/oracle/CRM2/redo02.dbf’ ) SIZE 200 M REUSE
DATAFILE
‘/oracle/CRM2/system01.dbf’
CHARACTER SET ZHS16GBK
contents of Memory Script:
{
catalog clone datafilecopy “/oracle/CRM2/sysaux01.dbf”,
“/oracle/CRM2/zx.dbf”,
“/oracle/CRM2/users01.dbf”,
“/oracle/CRM2/pos.dbf”,
“/oracle/CRM2/erp.dbf”,
“/oracle/CRM2/user01.dbf”,
“/oracle/CRM2/undotbs03.dbf”;
switch clone datafile all;
}
executing Memory Script
cataloged datafile copy
datafile copy file name=/oracle/CRM2/sysaux01.dbf RECID=1 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/zx.dbf RECID=2 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/users01.dbf RECID=3 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/pos.dbf RECID=4 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/erp.dbf RECID=5 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/user01.dbf RECID=6 STAMP=824344852
cataloged datafile copy
datafile copy file name=/oracle/CRM2/undotbs03.dbf RECID=7 STAMP=824344852
datafile 2 switched to datafile copy
input datafile copy RECID=1 STAMP=824344852 file name=/oracle/CRM2/sysaux01.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=2 STAMP=824344852 file name=/oracle/CRM2/zx.dbf
datafile 4 switched to datafile copy
input datafile copy RECID=3 STAMP=824344852 file name=/oracle/CRM2/users01.dbf
datafile 5 switched to datafile copy
input datafile copy RECID=4 STAMP=824344852 file name=/oracle/CRM2/pos.dbf
datafile 6 switched to datafile copy
input datafile copy RECID=5 STAMP=824344852 file name=/oracle/CRM2/erp.dbf
datafile 7 switched to datafile copy
input datafile copy RECID=6 STAMP=824344852 file name=/oracle/CRM2/user01.dbf
datafile 8 switched to datafile copy
input datafile copy RECID=7 STAMP=824344852 file name=/oracle/CRM2/undotbs03.dbf
contents of Memory Script:
{
Alter clone database open resetlogs;
}
executing Memory Script
database opened
Finished Duplicate Db at 25-AUG-13
——————————–完———————————————
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