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HP Server is one of the most popular low-end servers. Some server failures, such as the server hard disk is not the line, the server does not go to the system can not boot and so on is also a common server failure, and for these different failures occur data loss problem, HP Server can be data recovery? If so, what's the way?The reasons for the failure of HP servers can be summarized in two broad categories. The first class is the server single or mul
1, read-only table space recovery By default, Rman does not restore a read-only data file when performing a full recovery database restore operation, even if a read-only data file is lost. To restore a read-only data file during a full recovery, you must use the check readonly parameter in the Restore command, such as: Restore database Check readonly; Note tha
What does the cell phone recovery mean? Recovery? Generally speaking, is a brush machine engineering interface. If you have installed the system, you may know the DOS interface or WinPE, installing the recovery equivalent to a DOS interface to the system. In the recovery interface, you can choose to install the system
The following tips will use the four features of Plan B software individually or in combination: "Anti-delete quick restore", "anti-format quick Restore", "zone Quick Restore", "full scan recovery." b plan software recovery files in two ways: File system mode and restore by file type 1. Recover deleted files Either because the SHIFT + DEL permanent error is deleted, or empty the Recycle Bin Delete, or o
Oracle version 9 because of the automatic backup of control files, the recovery directory is not required to use, but the recovery directory also has the following benefits• Some commands are only restored to the directory support (for 9i, that is, specifically to operate the recovery directory of statements)• Retention of more historical backup information• A
This article mainly describes the Rman recovery scheme and Oracle Machine recovery, the need for friends can refer to the followingNote:The premise of ① recovery is that it is ready for backup② Full Recovery database is a database that is experiencing a failure to recover without losing any data that has been submitted
In the previous article, we deleted redo and made cdbopen successful through unconventional methods, but pdb could not mount normally. by querying mos, we determined it was bug16784143. For details, see: ORACLE12Credo exception recovery test-some PDBs are not open normally. After applying the 12.1.0.3 patch to the database, it is found that the pdb of the damaged database cannot be open normally, In the previous article, we deleted redo and made cdb o
How to disable parallel transaction recovery when the parallel transaction recovery process is executingHow to Disable Parallel Transaction Recovery if Parallel Txn Recovery is Active (Doc ID 238507.1)Suitable for:Oracle database-enterprise edition-version 8.1.5.0 to 11.2.0.4 [Release 8.1.5 to 11.2]Oracle database-pers
Tags: GUID user flash get Oracle Lost condition Oracle Database TarOfficial referencehttps://docs.oracle.com/database/121/ADMQS/GUID-CBC5870F-2C9A-4F67-B5E9-D65049AD1E8E.htm#ADMQS09112Translate as follows:If you restore archived redo log files and data files, you must perform media recovery before you can open the database. Any database transactions in the archive redo log file that are not reflected in the data file will be applied to the data file,
We have the honor to have a few RMAN full-database recovery experiments today. Here is a brief version, which can be found in an instant if you forget it. 1. Full recovery1. Full database [full recovery]$ Rman target/log on to the rman tool. If catalog is used, log on to rman targetsys/Oracle @ lscatalogcata/cata @ leo.RMAN> startup mount must be in the mount status to restore and recover the database.RMAN>
Innobackupex-based full recovery and Innobackupex-based recoveryFor full MySQL recovery, we can use Innobackupex's multiple backups and binlog to restore the database to the fault point. Here, full recovery is relative to point-in-time recovery (also called Incomplete recovery
10.1 Parallel Recovery (v7.1) The goal of parallel recovery is to reduce the time for crash recovery, single instance recovery, and media recovery with parallel mechanisms for computing and I/O. Recovery time can be effectively r
Tags: UTF8 efault data File log file start MySQL record str server centos7.3Why use incremental backups?There are two ways to fully backup, one is to use tar to package the data file, and the other is to use mysqldump for a full backup. The problem with a full backup is easy to see, every time the data content is backed up, there is a large amount of duplicate data in the backup data, and full backup time and recovery time is very long. The problem wi
Note: If you are going to install Mac OS10.12 into the virtual machine to learn, then I strongly recommend that you do not install any other software gas, follow my blog to enter the recovery mode (Recovery), disable the rootless mechanism!!! After this, you can use Mac OS at will, otherwise you will eventually find that you have to go into recovery mode (
Today I had the honor to do a few Rman full database recovery experiment, here is a brief version, easy to forget when you can find the instantaneous speed A full recovery 1. Database entire Library "full recovery" $ rman Target/Login Rman tool, if the catalog is used, then the login method Rman Targetsys/oracle@lscatalogcata/cata@leo Rman> startup mount must
Tags: multiple user mode database alter modify DISTINCT ACK loss comparisonOriginal: SQL Server Backup and Recovery series backup and restore under three simple recovery modelsI. OverviewIn front of some theoretical knowledge of backup, this article starts with backup and restore under the simple recovery model. In the simple mode is not a log backup, after a dis
This one-key restore operation normally only restores the C disk, but in order to prevent an accident, other disks if there is important data, you also back up good, so as not to cause your personal important data loss. For your data security, back up the overall critical data before you operate, and copy the files that are important to you to another computer or to your mobile storage device. There are two ways to enter a key recovery interface: 1.
Note:① The premise for recovery is that the backup has been completed② A database fault occurs when the database is fully recovered, and no committed data is lost during recovery.Incomplete restoration of the database is a fault in the database. Partial data is lost during restoration.③ In linux, you need to set the environment variable, that is, the Instance name of the oracle database to be restored: export ORACLE_SID = orcl④ When Using resetlogs to
In this article, Tarun Lalwani summarizes the situations in which five qtp restoration scenarios will not be triggered:Why is my recovery scenario not getting fired?Http://knowledgeinbox.com/articles/qtp/recovery-scenario/why-is-my-recovery-scenario-not-getting-fired/ Debugging recovery scenario (RS) is always been a t
Mysql data backup and recovery, mysql backup and recoveryBackup/recovery policies:1. Regular mysql backup and recovery time that the system can afford should be taken into consideration.2. Make sure that mysql opens log-bin. With binarylog, mysql can perform full recovery, time point-based
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