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Remote rman recovery database

2025-03-31 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >

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Source db side:

ORACLE_BASE=/u01/app/oracle

ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1

ORACLE_SID=ygdg

Data file location: / u01/app/oracle/oradata/ygdg

Target db side:

ORACLE_BASE=/u01/app/oracle

ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1

ORACLE_SID=ygdg

Data file location: / u01/app/oracle/oradata/ygdg

[1. Original library rman backup]

[oracle@oraclelinux rman] $cat rman_for_dg.sh

Export ORACLE_SID=ygdg

Export ORACLE_BASE=/u01/app/oracle

Export ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1

Export NLS_LANG=AMERICAN_AMERICA.ZHS16GBK

Rman target=/ log='/u01/ygtest/fullbackup.log' startup pfile='/software/pfileygdg.ora'

SQL > create spfile from pfile='/software/pfileygdg.ora'

SQL > shutdown immediate

SQL > startup nomount

However, if some parameters are not modified, ORA-, will appear. Don't worry, just correct whatever you see, as follows:

SQL > startup pfile='/software/pfileygdg.ora'

The ORACLE routine has been started.

Total System Global Area 221331456 bytes

Fixed Size 2251856 bytes

Variable Size 163578800 bytes

Database Buffers 50331648 bytes

Redo Buffers 5169152 bytes

ORA-00201: control file version 11.2.0.4.0 incompatible with ORACLE version 11.2.0.0.0

ORA-00202: control file:'/ u01AccessUniverse oradataUniverse control 01.ctl'

Analysis: check that the compatible value in the parameter file is 11.2.0.0.0, which conflicts with the value in the control file

Resolve:

SQL > create spfile from pfile='/software/pfileygdg.ora'

The file has been created.

SQL > shutdown immediate

ORA-01507:?

The ORACLE routine has been closed.

Solution: after modifying the compatible parameter of the spfile file, start using spfile

SQL > startup nomount

ORA-01078: failure in processing system parameters

LRM-00109: could not open parameter file'/ u01qapplash oracle.product11.2.0anddbbin1anddbsActioninitygdg.ora'

The way to solve this problem is to go to the cd / u01/app/oracle/admin/ygdg/pfile/ directory and change the init.ora.25201817331

Copy to the dbs directory:

Cp init.ora.25201817331 / u01/app/oracle/product/11.2.0/db_1/dbs/initygdg.ora

SQL > startup nomount

The ORACLE routine has been started.

Total System Global Area 830930944 bytes

Fixed Size 2257800 bytes

Variable Size 536874104 bytes

Database Buffers 285212672 bytes

Redo Buffers 6586368 bytes

SQL > exit

From Oracle Database 11g Enterprise Edition Release 11.2.0.4.0-64bit Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options disconnect

[7. Restore control file]

[oracle@localhost database] $rman target=/

Recovery Manager: Release 11.2.0.4.0-Production on Monday March 5 19:20:26 2018

Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved.

Connected to target database: YGDG (not mounted)

RMAN > set dbid=2428115541

RMAN > restore controlfile from'/ software/ygtest/CTL_YGDG_55_1_969977274.bak'

RMAN > alter database mount

[8. Specify the directory where the backup files are located]

RMAN > catalog start with'/ software/ygtest'

[9. Restore and restore database]

RMAN > run {

Set newname for datafile 1 to "/ u01/app/oracle/oradata/ygdg/system01.dbf"

Set newname for datafile 2 to "/ u01/app/oracle/oradata/ygdg/sysaux01.dbf"

Set newname for datafile 3 to "/ u01/app/oracle/oradata/ygdg/undotbs01.dbf"

Set newname for datafile 4 to "/ u01/app/oracle/oradata/ygdg/users01.dbf"

Set newname for datafile 5 to "/ u01/app/oracle/oradata/ygdg/test01.dbf"

Set newname for tempfile 1 to "/ u01/app/oracle/oradata/ygdg/temp01.dbf"

SQL "ALTER DATABASE RENAME FILE'/ u01ActionActionoradata Universe" ygdgUniqredo01a.logarithm'to'/ u01applicaloradataActionoradata'"

SQL "ALTER DATABASE RENAME FILE'/ u01ActionActionoradata Universe" ygdgUniqredo02a.logarithm'to'/ u01applicaloradataActionoradata'"

}

RMAN > run {

Restore database

SWITCH DATAFILE ALL

Recover database

} # update control file with new filenames

Note: 1. Original library execution

SQL > select 'set newname for datafile' | | a.FILE# | |'to "'| | a.NAME | |';'

From v$datafile a union all select 'set newname for tempfile' | | a.FILE# | |'to "'| | a.NAME | |'"; 'from v$tempfile a

'SETNEWNAMEFORDATAFILE' | | A.FILE# | |' TO "'| | A.NAME | |';'

Set newname for datafile 1 to "/ u01/app/oracle/oradata/ygdg/system01.dbf"

Set newname for datafile 2 to "/ u01/app/oracle/oradata/ygdg/sysaux01.dbf"

Set newname for datafile 3 to "/ u01/app/oracle/oradata/ygdg/undotbs01.dbf"

Set newname for datafile 4 to "/ u01/app/oracle/oradata/ygdg/users01.dbf"

Set newname for datafile 5 to "/ u01/app/oracle/oradata/ygdg/test01.dbf"

Set newname for tempfile 1 to "/ u01/app/oracle/oradata/ygdg/temp01.dbf"

6 rows have been selected.

SQL >

SELECT 'SQL "ALTER DATABASE RENAME FILE' | | a.MEMBER | |'to'| | a.MEMBER | |'"; 'FROM v$logfile a

SQL "ALTER DATABASE RENAME FILE''/ u01ax to

'' / u01qqappqqoraclePlacedoradataUniplicygdgUniplicateredo01a.logically'"

SQL "ALTER DATABASE RENAME FILE''/ u01Applicationoradata to

'' / u01qqappqqoraclePlacedoradataUniplicygdgUniplicateredo02a.logically'"

two。 Use newnam for datafile to modify different file paths

3.switch datafile all is used to update the data file path and online log file path in the restored controlfile, otherwise an error RMAN-06094 will be reported in recover.

[oracle@localhost database] $sqlplus / as sysdba

SQL > select status from v$instance

STATUS

MOUNTED

SQL > alter database open resetlogs

The database has changed.

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