Oracle RMAN克隆数据库（同主机）
Oracle RMAN克隆数据库（同主机）
介绍
通过使用数据库备份，DBA 可以在同一服务器或其它服务器上建立副本数据库。
这个副本数据库可以和主数据库有相同的名称（拷贝）或与主数据库名称不同（克隆）。
ORACLE 在数据库拷贝和数据库克隆之间唯一不同的是拷贝的数据库不能更改名称。
克隆数据库
创建目录
[oracle@hfzcdb91:/home/oracle]$mkdir /oradata/hfzctest
[oracle@hfzcdb91:/home/oracle]$mkdir -p /oracle/app/oracle/admin/hfzctest/adump
创建pfile文件
[oracle@hfzcdb91:/home/oracle]$cd $ORACLE_HOME
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$sqlplus / as sysdba
SYS@hfzcdb> create pfile from spfile;
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$mv inithfzcdb.ora inithfzctest.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$vi inithfzctest.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$cat inithfzctest.ora
*.audit_file_dest='/oracle/app/oracle/admin/hfzctest/adump' #修改
*.audit_trail='db'
*.compatible='19.0.0'
*.control_files='/oradata/hfzctest/control01.ctl','/oradata/hfzctest/control02.ctl'# 修改 #修改Restore Controlfile
*.db_block_size=16384
*.db_name='hfzctest' #修改
*.db_recovery_file_dest_size=107374182400
*.db_recovery_file_dest='/archive'
*.diagnostic_dest='/oracle/app/oracle'
*.dispatchers='(PROTOCOL=TCP) (SERVICE=hfzctestXDB)' #修改
*.nls_language='AMERICAN'
*.nls_territory='AMERICA'
*.open_cursors=300
*.pga_aggregate_target=500m
*.processes=300
*.remote_login_passwordfile='EXCLUSIVE'
*.sga_target=1800m
*.undo_tablespace='UNDOTBS1'
*.db_file_name_convert=('/oradata/hfzcdb/','/oradata/hfzctest/') #修改
*.log_file_name_convert=('/oradata/hfzcdb/','/oradata/hfzctest/') #修改【转换的路径】
创建密码文件
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$cp orapwhfzcdb orapwhfzctest
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$export ORACLE_SID =hfzctest
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/dbs]$sqlplus “/as sysdba”
SQL> startup nomount; --报错
--ORA-27125: unable to create shared memory segment
--Linux-x86_64 Error: 28: No space left on device
--Additional information: 4549
--Additional information: 1879048192
[root@hfzcdb91 ~]# vi /etc/sysctl.conf
For more details see sysctl(8).
[root@hfzcdb91 ~]# sysctl -p
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmmax = 6355443200 #增加一倍
kernel.shmall = 1519200 #增加一倍
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.ipv4.conf.all.rp_filter = 2
net.ipv4.conf.default.rp_filter = 2
net.ipv4.ip_forward = 1
vm.nr_hugepages = 7500
net.core.rmem_default = 262144
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048586
kernel.panic_on_oops = 1
vm.swappiness = 5
vm.min_free_kbytes = 204800
启动数据库到nomount
[root@hfzcdb91 ~]# su - oracle
Last login: Sun Apr 2 19:00:50 CST 2023 on pts/3
[oracle@hfzcdb91:/home/oracle]$export ORACLE_SID=hfzctest
[oracle@hfzcdb91:/home/oracle]$sqlplus “/as sysdba”
SYS@hfzcdb> create pfile from spfile;
SYS@hfzcdb> exit
SQL> startup nomount
修改listener.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin/samples]$vi listener.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$vi listener.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$vi tnsnames.ora
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$lsnrctl reload
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$cat listener.ora
# listener.ora Network Configuration File: /oracle/app/oracle/product/19c/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = hfzcdb91)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)
SID_LIST_LISTENER=
(SID_LIST=
(SID_DESC=
(GLOBAL_DBNAME= hfzctest)
(SID_NAME= hfzctest)
(ORACLE_HOME=/oracle/app/oracle/product/19c/db_1)
)
)
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$cat tnsnames.ora
# tnsnames.ora Network Configuration File: /oracle/app/oracle/product/19c/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
HFZCDB =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = hfzcdb91)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hfzcdb)
)
)
LISTENER_HFZCDB =
(ADDRESS = (PROTOCOL = TCP)(HOST = hfzcdb91)(PORT = 1521))
HFZCTEST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = hfzcdb91)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = hfzctest)
)
)
使用rman克隆数据
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$rman target sys/oracle@hfzcdb auxiliary sys/oracle@hfzctest 【同时连接两个库】
RMAN> duplicate database to hfzctest from active database nofilenamecheck;
Recovery Manager: Release 19.0.0.0.0 - Production on Fri Dec 29 16:39:58 2023
Version 19.3.0.0.0
Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved.
connected to target database: HFZCDB (DBID=797496974)
connected to auxiliary database: HFZCTEST (not mounted)
RMAN> duplicate database to hfzctest from active database nofilenamecheck;
Starting Duplicate Db at 2023-12-29 16:41:27
using target database control file instead of recovery catalog
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=246 device type=DISK
current log archived
contents of Memory Script:
{
sql clone "create spfile from memory";
}
executing Memory Script
sql statement: create spfile from memory
contents of Memory Script:
{
shutdown clone immediate;
startup clone nomount;
}
executing Memory Script
Oracle instance shut down
connected to auxiliary database (not started)
Oracle instance started
Total System Global Area 1895822688 bytes
Fixed Size 8897888 bytes
Variable Size 436207616 bytes
Database Buffers 1442840576 bytes
Redo Buffers 7876608 bytes
contents of Memory Script:
{
sql clone "alter system set db_name =
''HFZCDB'' comment=
''Modified by RMAN duplicate'' scope=spfile";
sql clone "alter system set db_unique_name =
''hfzctest'' comment=
''Modified by RMAN duplicate'' scope=spfile";
shutdown clone immediate;
startup clone force nomount
restore clone from service 'hfzcdb' primary controlfile;
alter clone database mount;
}
executing Memory Script
sql statement: alter system set db_name = ''HFZCDB'' comment= ''Modified by RMAN duplica te'' scope=spfile
sql statement: alter system set db_unique_name = ''hfzctest'' comment= ''Modified by RMA N duplicate'' scope=spfile
Oracle instance shut down
Oracle instance started
Total System Global Area 1895822688 bytes
Fixed Size 8897888 bytes
Variable Size 436207616 bytes
Database Buffers 1442840576 bytes
Redo Buffers 7876608 bytes
Starting restore at 2023-12-29 16:42:55
allocated channel: ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: SID=245 device type=DISK
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring control file
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:04
output file name=/oradata/hfzctest/control01.ctl
output file name=/oradata/hfzctest/control02.ctl
Finished restore at 2023-12-29 16:43:05
database mounted
contents of Memory Script:
{
set newname for datafile 1 to
"/oradata/hfzctest/system01.dbf";
set newname for datafile 2 to
"/oradata/hfzctest/sysaux01.dbf";
set newname for datafile 3 to
"/oradata/hfzctest/undotbs01.dbf";
set newname for datafile 4 to
"/oradata/hfzctest/users01.dbf";
set newname for datafile 5 to
"/oradata/hfzctest/fgedu01.dbf";
restore
from nonsparse from service
'hfzcdb' clone database
;
sql 'alter system archive log current';
}
executing Memory Script
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
executing command: SET NEWNAME
Starting restore at 2023-12-29 16:43:11
using channel ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00001 to /oradata/hfzctest/system01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:16
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00002 to /oradata/hfzctest/sysaux01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:07
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00003 to /oradata/hfzctest/undotbs01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:04
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00004 to /oradata/hfzctest/users01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting datafile backup set restore
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: specifying datafile(s) to restore from backup set
channel ORA_AUX_DISK_1: restoring datafile 00005 to /oradata/hfzctest/fgedu01.dbf
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
Finished restore at 2023-12-29 16:43:42
sql statement: alter system archive log current
current log archived
contents of Memory Script:
{
restore clone force from service 'hfzcdb'
archivelog from scn 1439945;
switch clone datafile all;
}
executing Memory Script
Starting restore at 2023-12-29 16:43:43
using channel ORA_AUX_DISK_1
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=9
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=8
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=2
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:02
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=3
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=2
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=3
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=2
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=3
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=4
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=5
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=1
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:02
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=2
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=3
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=4
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=5
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=6
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=7
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=8
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=9
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=10
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=11
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=12
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:02
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=13
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=3
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=4
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
channel ORA_AUX_DISK_1: starting archived log restore to default destination
channel ORA_AUX_DISK_1: using network backup set from service hfzcdb
channel ORA_AUX_DISK_1: restoring archived log
archived log thread=1 sequence=5
channel ORA_AUX_DISK_1: restore complete, elapsed time: 00:00:01
Finished restore at 2023-12-29 16:44:19
datafile 1 switched to datafile copy
input datafile copy RECID=6 STAMP=1156869860 file name=/oradata/hfzctest/system01.dbf
datafile 2 switched to datafile copy
input datafile copy RECID=7 STAMP=1156869860 file name=/oradata/hfzctest/sysaux01.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=8 STAMP=1156869860 file name=/oradata/hfzctest/undotbs01.dbf
datafile 4 switched to datafile copy
input datafile copy RECID=9 STAMP=1156869860 file name=/oradata/hfzctest/users01.dbf
datafile 5 switched to datafile copy
input datafile copy RECID=10 STAMP=1156869860 file name=/oradata/hfzctest/fgedu01.dbf
contents of Memory Script:
{
set until scn 1440086;
recover
clone database
delete archivelog
;
}
executing Memory Script
executing command: SET until clause
Starting recover at 2023-12-29 16:44:20
using channel ORA_AUX_DISK_1
starting media recovery
archived log for thread 1 with sequence 2 is already on disk as file /archive/HFZCTEST/arc hivelog/2023_12_29/o1_mf_1_2_lrx1p6h3_.arc
archived log for thread 1 with sequence 3 is already on disk as file /archive/HFZCTEST/arc hivelog/2023_12_29/o1_mf_1_3_lrx1p7nl_.arc
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_2_lrx1p6h3_.arc thr ead=1 sequence=2
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_3_lrx1p7nl_.arc thr ead=1 sequence=3
media recovery complete, elapsed time: 00:00:01
Finished recover at 2023-12-29 16:44:24
contents of Memory Script:
{
delete clone force archivelog all;
}
executing Memory Script
released channel: ORA_AUX_DISK_1
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=3415 device type=DISK
deleted archived log
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_1_lrx1p2x2_.arc REC ID=3 STAMP=1156869826
deleted archived log
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_2_lrx1p6h3_.arc REC ID=6 STAMP=1156869830
deleted archived log
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_3_lrx1p7nl_.arc REC ID=7 STAMP=1156869831
deleted archived log
archived log file name=/archive/HFZCTEST/archivelog/2023_12_29/o1_mf_1_1_lrx1p8vq_.arc REC ID=8 STAMP=1156869832
Deleted 4 objects
Oracle instance started
Total System Global Area 1895822688 bytes
Fixed Size 8897888 bytes
Variable Size 436207616 bytes
Database Buffers 1442840576 bytes
Redo Buffers 7876608 bytes
contents of Memory Script:
{
sql clone "alter system set db_name =
''HFZCTEST'' comment=
''Reset to original value by RMAN'' scope=spfile";
sql clone "alter system reset db_unique_name scope=spfile";
}
executing Memory Script
sql statement: alter system set db_name = ''HFZCTEST'' comment= ''Reset to original valu e by RMAN'' scope=spfile
sql statement: alter system reset db_unique_name scope=spfile
Oracle instance started
Total System Global Area 1895822688 bytes
Fixed Size 8897888 bytes
Variable Size 436207616 bytes
Database Buffers 1442840576 bytes
Redo Buffers 7876608 bytes
sql statement: CREATE CONTROLFILE REUSE SET DATABASE "HFZCTEST" RESETLOGS ARCHIVELOG
MAXLOGFILES 16
MAXLOGMEMBERS 3
MAXDATAFILES 8192
MAXINSTANCES 8
MAXLOGHISTORY 292
LOGFILE
GROUP 1 ( '/oradata/hfzctest/redo01.log' ) SIZE 200 M REUSE,
GROUP 2 ( '/oradata/hfzctest/redo02.log' ) SIZE 200 M REUSE,
GROUP 3 ( '/oradata/hfzctest/redo03.log' ) SIZE 200 M REUSE
DATAFILE
'/oradata/hfzctest/system01.dbf'
CHARACTER SET AL32UTF8
contents of Memory Script:
{
catalog clone datafilecopy "/oradata/hfzctest/sysaux01.dbf",
"/oradata/hfzctest/undotbs01.dbf",
"/oradata/hfzctest/users01.dbf",
"/oradata/hfzctest/fgedu01.dbf";
switch clone datafile all;
}
executing Memory Script
cataloged datafile copy
datafile copy file name=/oradata/hfzctest/sysaux01.dbf RECID=1 STAMP=1156869902
cataloged datafile copy
datafile copy file name=/oradata/hfzctest/undotbs01.dbf RECID=2 STAMP=1156869902
cataloged datafile copy
datafile copy file name=/oradata/hfzctest/users01.dbf RECID=3 STAMP=1156869903
cataloged datafile copy
datafile copy file name=/oradata/hfzctest/fgedu01.dbf RECID=4 STAMP=1156869903
datafile 2 switched to datafile copy
input datafile copy RECID=1 STAMP=1156869902 file name=/oradata/hfzctest/sysaux01.dbf
datafile 3 switched to datafile copy
input datafile copy RECID=2 STAMP=1156869902 file name=/oradata/hfzctest/undotbs01.dbf
datafile 4 switched to datafile copy
input datafile copy RECID=3 STAMP=1156869903 file name=/oradata/hfzctest/users01.dbf
datafile 5 switched to datafile copy
input datafile copy RECID=4 STAMP=1156869903 file name=/oradata/hfzctest/fgedu01.dbf
contents of Memory Script:
{
Alter clone database open resetlogs;
}
executing Memory Script
database opened
Cannot remove created server parameter file
Finished Duplicate Db at 2023-12-29 16:45:24
查看数据实例
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$ps -ef |grep smon
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$export ORACLE_SID=hfzctest
[oracle@hfzcdb91:/oracle/app/oracle/product/19c/db_1/network/admin]$sqlplus / as sysdba
SYS@hfzctest> select status from v$instance;
STATUS
------------
OPEN
SYS@hfzctest> select name from v$datafile;
NAME
----------------------------------------
/oradata/hfzctest/system01.dbf
/oradata/hfzctest/sysaux01.dbf
/oradata/hfzctest/undotbs01.dbf
/oradata/hfzctest/users01.dbf
/oradata/hfzctest/hefei01.dbf
原文地址：https://blog.csdn.net/hf191850699/article/details/144022056
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