Oracle RMAN backup and restoration, and mongolerman backup
RMANYou can perform Incremental Backup: databases, tablespaces, and data files.
Only usedBlockCan be backed upBackup set
Ing between tablespaces and data files:Dba_data_files/v $ datafile_header
InNoarchivelogMode, you can useRMANBackupRead-onlyAndOfflineTablespace
ORACLE RMANDowntime
The message "whether the local message password is lost or the chat record is backed up" is displayed. If yes, the message "saved on Q/msgbak/msgex_20090418163057.db" is displayed ". In this case, a file msgbak/msgex_20090418163057.db is generated after the backup (20090418163057 indicates the date on which the record is lost ), generally, it is stored in the msgbak folder (for example, C:/program files/qq2008 Pro/12345678/msgbak) of the QQ installati
useful when you want to distribute a backup across multiple disks. You can use the followingPARALLELISMclause specifies the degree of parallelism used on the device: CONFIGURE device TYPE SHOWcommand to view the Rman configuration settings.If show all is executed after connecting to the target database, only node-specific configuration and database configuration are displayed. By executing the Configure command with the clear option, you can return t
Oracle Database Operations (10)-logical backup and recovery of databases (tables), oracle backup and recovery
Logical backup and recovery of databases (tables)-export
System can export any scheme, for example:
Exp system/manager @ myoral owner (system, scott) file = d: system. dmp; // Note: two schemes can be exported: system scheme and Scott scheme.
Exp system/
management, and stock-sales logistics management are stored in the database of the server, which has high real-time requirements, server backup and real-time database backup are especially necessary and urgent. There are many hardware backup solutions for servers, and they are already mature. There are several hot
original server, you can use the backup server to connect to the network to provide services. Note: The backup and restoration of System databases are easily ignored by many users in defining database backup solutions. Although business data is not stored in the system database, many SQL Server settings are saved, if
Oracle rman backup and RestorationRMAN supports Incremental Backup: databases, tablespaces, and data files.Only used blocks can be backed up as backup setIng between tablespaces and data files: dba_data_files/v $ datafile_headerIn noarchivelog mode, you can use RMAN to back up the read-only and offline tablespaces.Oracle rman downtime backup:BackupRMAN is connect
............... wuwu .... all are lost. it is still a problem of your own. If it is not a misoperation, it will not lead to such a result.
This kind of thing should not happen at the same time. Let's get started with the question, how to back up data?
Let's talk about the classification of important materials (my personal classification)PasswordWebsite PasswordWebsite password, domain name password, space password, server user passwordDocument TypeImportant documents for personal work, su
data back up, also can not give the user a good reliability protection commitment, backup also lost meaning.The problem immediately got a quick response from the product technical team, in a short span of 3 days, found several sets of solutions, of which from the Thunderbolt joined a senior technical expert, proposed the use of RAID 5 technology to enhance the reliability of cloud storage, can greatly impr
Tags: xtrabackup incremantalXtrabackup User Guide InnoDB Data Backup toolXtrabackup is a innodb to do data backup tools, Support Online hot backup ( backup without affecting the data read and write, that is, no lock), is a commercial backup tool InnoDB hotbackup a good alter
For the system, we can have a lot of ways to back up (restore) the system or file, the reason is to do the backup, is to be in the system or file damage, the timely recovery, reduce the loss to a minimum. Of course, the importance of backup is important for enterprise servers. Let's discuss in detail today how to use dump and restore for backup and restoration in
The loss of important data can mean fatal damage. Still, countless professionals are ignoring the backup of their data. Although the reasons may vary, one of the most common explanations is that performing routine backups is really cumbersome. Because machines are adept at accomplishing common and repetitive tasks, automating the backup process is key to reducing the intrinsic tedium of work and the propens
Sections 3rd and 4 describe how to restore and restore a database from a consistent backup, but the disadvantage is that the database must be closed during the operation. Because in the actual environment, users and application systems are always using databases, and the database cannot be closed, how can we back up and restore the opened database, this section and the next section will be discussed.When data is opened, the data file and control file
Tags: www disaster recovery file system benefits online cannot start a consistent logical backup cannot Topics We are not going to include:Security (Access to backup, permissions to restore data, whether files need to be encrypted) where backups are stored, including how far they should be from source data, and how to move data from source to destination retention policies, audits, legal requirements, and c
One, MySQL backup type1. Follow the MySQL server status
Cold Offline backup, read and write operations are aborted
warm can only perform read operations
Hot Read and write operations are not affected
2, according to data consistency
Consistent
Inconsistent
3. Follow the backup data format
logical
Seven Online Rman Database backup
7.1 Online Database backup
To perform an online backup operation using Rman, the database must be placed in Archivelog mode. If you are not in archive mode, Rman generates an error when you attempt an online backup.
Oracle Archiving and non-archive switching
Http://blog.csdn.net/ti
Logical Backup Task in win7 and logical Backup Task in win7
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Lab name: Create a logical backup
Construction of a high security E-commerce site (Web site files and database automatic local/remote dual backup) architecture diagram
Continue to introduce Linux server file backup, database backup, data security storage-related E-commerce system architecture. There are a variety of solutions for security, where dat
Learning and mastering how to use NBU to back up the file system is just the beginning for a data administrator. Because for most enterprises, buy NBU is mainly to back up the data of the enterprise database, protect the data security of the database, and then ensure the safe operation of the enterprise application. As a result, database backups for Oracle, DB2, and Sybase will be rolled out from this article. Brief Introduction to Oracle Backup: Simp
Mysql-12-mysql backup and recovery, mysql-12-mysql backup
1. Database Backup
Backup = copy and management to prevent data loss and record user operation records. The most effective backup is to back up the IT architecture.
Principles:
(1) databases should be backed up regula
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