oracle database 12c oracle rman backup and recovery
oracle database 12c oracle rman backup and recovery
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Bytesredo buffers 4259840 bytes database loaded.sql> ALTER DATABASE open;ALTER DATABASE open* 1th line error: ORA-01157: Unable to identify/lock data file 8-see DBWR trace file ORA-01110: Data file 8: ' C:\TYKM. DBF 'sql> ALTER DATABASE datafile 8 offline drop; "8 is 8 in data file"The
Content of this Chapter
Consistent and inconsistent RMAN backups
Online backups and backup mode
Backup Sets
Image copies
Multiple copies of RMAN backups
Control File and server parameter file autobackups
Incremental backups
Backup retention policies
1. consistent a
Files that are remotely backed up on the client are saved on the host where the database resides and are not copied directly to the client. ——————————————————————————————————————————
First, whether your Oracle server is Linux or the Windows operating system, Oracle's backup and restore operations use Dbms_dump to implement import (
initiates the Oracle server process on the database for backup or restore. Backup, restore, and recovery are driven by these processes.
Rman can be controlled by the OEM's backup Mana
Oracle recovery management RMAN) has many functions that can be used to help back up and restore processes. This tool has command line and GUI versions. Generally, RMAN executes and standardizes the backup and recovery processes,
Oracle databases have three standard backup methods: Export/Import (exp/IMP), hot backup, and cold backup. Exporting spare parts is a logical backup, while cold backup and hot backup ar
Any database may have certain security risks during its long-term use. For the database administrator, instead of simply setting up
Any database may have certain security risks during its long-term use. For the database administrator, instead of simply setting up
Any database
Any database may have certain security risks during its long-term use. For database administrators, a complete set of database backup and recovery mechanisms should not only be intended for the secure operation of computer operating systems. When the
There is an automatic backup script program for rman. I have previously written an automatic backup case for exp backup specific solution (Oracle automatic backup case for Linux platform (using exp tool)
There is an automatic
When checking the backup output script in the database today, an error occurred in the Rman backup.
This article mainly describes the phenomenon of the problem.
The error message is as follows:
bash-3.00$ More/data/backup/backup_tradedb_090523.out
Script./data/
recover database using Backup Controlfile, first understand recover database, that is, without using the backup Controlfile case. In the ordinary recover database or recover tablespace, recover datafile, Oracle will be based on t
Oracle Recovery Management (RMAN) has a number of features that can be used to help with the backup and recovery process, which has two versions of the command line and GUI. Typically, RMAN performs and standardizes the
until Cancel;autoRecover database until Cancel;cancelALTER DATABASE open resetlogs;SELECT * from Scott.t1;Id----------1005. Control file corruptionRm-rf/u01/oradata/prod/control01.ctlRm-rf/u01/flash_recovery_area/prod/control02.ctlShutdown abortStartupORA-00205:?????????,??????,???????Select status from V$instance;Solve:cp/home/oracle/control01.ctl/u01/oradata/p
Guidance:BecauseOracle Database BackupThere are three methods, each of which has different recovery features. Therefore, you should integrate database and file system backup, integrated logical backup and physical backup.
I.
Tags: oracle rman rman-03009 ora-19587 ora-27072Host: Rhel 6.8Database version: Oracle 11.2.0.4 RACIn the recent Oracle database patrol, we found that there was a problem in the Rman
I. Problem Description
OS: RedHat 5.8
Database: 11.2.0.3
2 node RAC.
When using RMAN for backup, the following error is reported:
ORA-00245: control file backup failed; target is likely on a local file system
This issue only exists in RAC environments after Oracle 11gr2.
2
You must use SYS or SYSTEM to perform incremental export and import.
Incremental export: includes three types:
(1) "Complete" incremental Export (Complete) // back up the entire database
$ Exp user/pwd file =/dir/xxx. dmp log = xxx. log inctype = complete
(2) incremental export and export the data changed after the last backup.
$ Exp user/pwd file =/dir/xxx. dmp log = xxx. log inctype = incremental
(3) Cum
to another user requires that the user has DBA authority, or imp_full_database Impuserid=system/[emailprotected] tables= (EMP) file=d:\ Xx.dmp Touser=scott 3. Import the structure of a table import only the structure of a table without importing data Impuserid=scott/[emailprotected] tables= (EMP) file=d:\xx.dmp rows=n 4. Import Data If an object (such as a table) already exists, you can import only the data for the table impuserid=scott/ [emailprotected] tables= ( EMP) File=d:\xx.dmp
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