oracle 12c backup and recovery

Oracle RAC backup and recovery OCRFor how to add and delete Oracle rac ocr, see: Voting disks Backup Recovery reference: 1. OCR supports two backup methods: automatic

(chy), DMP file user, so in the import (backup) Oracle user is required to note the username and the name of the table spaceC, third red mark (chy), user of DMP fileD, fourth Red Flag (SA), the user you just createdE, fifth red mark (USERS), the name of the table space for the DMP file, which refers to the need to remember in BF, sixth red Flag (users), the name of the default table space associated with t

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. Backup Policy 1. At the operating system level, a

Exadata backup recovery is the same as that of a single machine or RAC database, but there are some optimization best practices for multiple nodes. Today, we will briefly talk about the backup and recovery of Exadata.To fully utilize the I/O capability and multi-node advantages of Exadata, we recommend that you allocat

; Recommended reading: Oracle Tutorial: User-managed backup and recovery-control file backup and recovery The control file is used to record and maintain the physical structure of the database. It records all data files that need to be located and redo log files that need to

T_xifenfei_1 (OWNER VARCHAR2 (), object_name VARCHAR2 (+), Subobject_name VARCHAR2 (+), object_id Number,data_object _id Number,object_type VARCHAR2 (+), CREATED date,last_ddl_time date,timestamp VARCHAR2 (+), STATUS VARCHAR2 (7), TE Mporary VARCHAR2 (1), GENERATED VARCHAR2 (1), SECONDARYVARCHAR2 (1), NAMESPACE number,edition_name VARCHAR2 ()) STORA GE (Dataobjno 68332);. Unloading table T_XIFENFEI_1DUL:Warning:Recreating file "T_xifenfei_1.ctl" 67854 rows unloadedAdditional notes:1. In the lat

OCR.Oracle recommends that you back up OCR before adding or deleting a node and modifying the rac ip address when adjusting the cluster. You can use export to back up the cluster to a specified file, if replace or restore is performed, we recommend that you use the cluvfy comp ocr-n all command to perform a comprehensive check. For OCR backup and recovery, we can use the ocrconfig command.[Root @ raw1 bin]

Tags: Oracle backup RecoveryIn database maintenance, backup or recovery is the most serious issue. Although database systems are slow to run,but for the loss of database data, obviously the cost of the latter is self-evident, DBA the first job isis to do everything possible to do a good job of data

Tags: backing up schema database metadataBackup and recovery of Oracle database pumpDirectoryI. Preparation for database backup and pre-recovery ... 1 1. Authorize and create DIRECTORY objects for database users ... 1 _toc388455817second, the data pump backup and

secondary database under the/u01 file system, as well as the data pump files2. There must be a full database backup, or at least system-related tablespace backupThe following are the restrictions and constraints for applying table or partition recovery in Rman:1. sys user table or partition cannot be restored2. Tables and partitions stored in the Sysaux and system tablespace cannot be restored3. Restoring

;--(because the automatic archive mode is started, error here) ora-00283:recoverysession Canceledduetoerrors Ora-01610:recoveryusingthebackupcontrolfile optionmustbedone sql>recoverdatabaseusingbackup Controlfile; Specifylog:{=suggested|filename|auto|cancel}/oracle/u01/app/ Oracle/oradata/orcl/redo01.log (the log file path is specified here, but it's not lost after this

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/prod/cp/home/oracle/control02.ctl/u01/flash_re

Environment OS: centOS6.3oracle: Version11.2.0.1.0 enterprise needs to restore Directory: $ ORACLE_BASEoradatamd or u01apporacleoradatamd cold Backup Directory: tmpcoldbackup error description during oracle cold Backup Recovery (the database is closed ), copy the cold backup

This article describes in detail the data structures used for backup and recovery in DB2 and Oracle. Both databases have a group of components that constitute the backup and recovery mechanisms, the main backup and