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database default location. %oracle_home%/ora92/databaseOf course you can also use Run to flexibly define your backups.rman>run{>allocate chennel d1 type disk; assigning channels>backup full database//fully backed up databases>include Current Controlfile//Includes present Controlfile>format ' E:\oracle\orders\db_%d_%s_
/[email protected] Catalog Rman/rmanrman> Register database;If you want to re-register, query the data dictionary db to get Db_key and db_id execute dbms_rcvat. The Unregisterdatabase command cancels the registration. Re-enroll.Sql> Conn Rman/rmanSql> select * from DB;sql> exec dbms_rcvcat.unregisterdatabase (db_key,db_id);rm
From the above recovery process, we can see that all logs are applied, including online logs, archived logs to sequence9, but sequence is restored to 10. 10 as the current log. 8,
From the above recovery process, we can see that all logs are applied, including online logs, archived logs to sequence9, but sequence is restored to 10. 10 as the current log. 8,
1. Full database backupRMAN> run {Allocate channel c1 type
Note:I originally wanted to create a replica uard test for the no target database by using the backup set of the target database. I found that it could not be implemented in principle, but it has a very useful function, allows you to quickly recover data from different rman backups.
Previously, you had to perform many
location. %oracle_home%/ora92/databaseOf course you can also use Run to flexibly define your backups.rman>run{>allocate chennel d1 type disk; assigning channels>backup full database//fully backed up databases>include Current Controlfile//Includes present Controlfile>format ' E:\oracle\orders\db_%d_%s_%p_%t_%T '; Backup
A Some advantages of RMAN backup
1. RMAN detects and reports corrupted blocks of data.
2. RMAN can connect to the backup database without having to put the table space into hot backup
.Restore and restore the missing data files.
5. Open the database.
1. Full recovery of non-critical data files lost in archive Mode
Method 1:
Shutdown abort;
Startup mount;
Alter database create datafile '/home/oracle/test. dbf' as '/home/oracle/test. dbf ';
Recover datafile;
Method 2:
Create tablespace test datafile '
RMAN Restore database slow/How to Improve RMAN restore performance [ID 467694.1]
Modified10-jun-2010TypeHowtoStatusModerated
In this documentGoalSolution
Platforms: 1-914cu;
This document is being delivered to you via Oracle S
;allocate channel C2 type Disk;sql'alter system archive log current'; backup Archivelog all Format'/opt/oracle/backup/arch_%d_%t_%s_%p'Delete input;backup current controlfile format'/opt/oracle/backup/ctl_%d_%t_%s_%p'; crosscheck backup
Server2000, SqlServer2005, SQL2008 database sysobjects and other system table corruption can not be applied in the case of recovery.7. The SQL Server database recovers only if the data files do not have any logs .8. The recovery of SQL Server data files is deleted by mistake.9, SQL Server2000, SQL Server2005, SQL2008 database master
Tags: soft class height bottom mil ICA Network version number database backup Provided is a BAK file is 2005 backed up, restored to the local sqlserver2000, prompted: The backup of the database on the disk structure version number 611. The server supports version number 539,
1, modify the Rman configuration, can recover to 7 days of any point in timeSu-oracleRman Target/Configure retention policy to recovery windows of 7 days;Show All;2. Create backup database and archive log Rman script Online_database_archivelog.rman#创建备份目录Mkdir-pv/backup/orac
: Completed segment 1 from month 04-12 to month 07 handle = E: \ RMANBACKUP \ 02J2P7EN. BAK comment = NONE channel ORA_DISK_1: the backup set has been completed. After the time: 00: 00: 57, the backup was completed from month 04-12 to month 072. delete all data files. 3. start DB to mount status RMAN> startup mount connected to target
1, the failure Point database recovery
For a recovery of the point of failure (Point-of-failure), also known as full database recovery, the online redo log must be required to be complete and undamaged. If you lose the online redo log, you must do a incomplete recovery of the database.
Let's assume that the online redo logs and control files are intact, and tha
How to Use RMAN Incremental backup to restore data guard log gap (log disconnection), rmangapThe minimum scn information of the master database:SQL> col current_scn for 999999999999999SQL> SELECT CURRENT_SCN FROM V $ DATABASE;Select min (fhscn) from x $ kcvfh;Select min (f. fhscn) from x $ kcvfh f, v $ datafile dWhere
1 backup File ManagementIf you want to delete the previous backup, do not manually go to the directory to delete, you should use the Delete command in the Rman command mode, otherwise, although the physical backup file is deleted on disk, but use the
backup
After the database is open (open), or the database closes abnormally (shut down abnormally), one or more data
A backup of the library file. Non-conformance backups need to be restored after the restore operation
4. Backup
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