asr restore

Having no worries about downloading websites, I feel that there are more and more data recovery software, and there are dozens of types of software that can be called, and these software have their own advantages. I cannot say which software is the best. In a word, the white cat, black cat, can catch the mouse is a good cat, so if you lose data, it is recommended to try several more software. Do not blindly listen to advertisements, or blindly listen to recommendations from netizens. It is best

Restore archived logs: select * fromv $ log_historytwheret.THREAD # Restore archived logs: select * from v $ log_history t where t. THREAD # = Restore archived logs: select * from v $ log_history t where t. THREAD # = '1'Order by t. FIRST_TIME descInstance 1: Restore an archived log:Run {Allocate channel 'dev _ 0'

During the routine maintenance and use of the oracle database, data may be accidentally deleted (drop, delete, truncate). When we use conventional means (flashbackquery, flashbackdrop, we can use the latest logical backup and dmp on the same host to restore the corresponding table. However, if these logical backups are not available During the routine maintenance and use of the oracle database, data may be accidentally deleted (drop, delete, truncate)

Mysql binary log file Restore database, mysql binary log file Roles of binary log files The mysql binary log file is used to record all user operations on the database, that is, the SQL statements that the user operates on the database. If this file exists, you can view the operations performed by the user during the time period recorded in this file in case of a database accident, and then use it with the database backup, to reproduce user operations

My colleague called to say he was eager to restore the archive logs in the production database. The system environment is 10.2.0.5 and RAC. the nfs sharing is established for archived logs on node1, but not for node2. My colleague called to say he was eager to restore the archive logs in the production database. The system environment is 10.2.0.5 and RAC. the nfs sharing is established for archived logs on

Restore table accidentally deleted records, and delete table records by mistakeRestore table accidentally deleted records I recently handled a user's accidental deletion of the delete table. Here I made a simple summary. The content of this article is based on the essence of the masters in pub, I am using it for a while. Basic Solution: 1. if not submitted, use rollback. (It should be unlikely .)2. If the submission time exceeds 5 minutes and is less

We have created a new upt database. Today we will use the page to restore the damaged page. First, we allow DBCC checkdb to view the damaged page ID: DBCC checkdb withno_infomsgs MSG 8928, level 16, state 1, line 1 Object id2105058535, index ID 0, partition ID 72057594038779904, alloc unit id72057594039828480 (type in-row data): page (1: 78) cocould not be processed. See other errors for details. MSG 8939, level 16, State 98, line 1 Table error: ob

I lost my doctoral thesis and asked me to help restore it. I found the information for an hour! Reprinted: Http://blog.163.com/liuyoufu3572@126/blog/static/3690349120097279117420/ 4. Manually restore the "Automatic Recovery" File 4. Manually restore the "Automatic Recovery" File First, search for the "Automatic Recovery" file: Search for *. ASD. If you find an

If the disk storing datafile is broken, the data file may be restored to another disk and then restored. Before restoration, check whether db_create_file_dest is set. If this parameter is set, RMAN restores datafile to the directory specified by db_create_file_dest by default, at this time, the disk of the directory specified by db_create_file_dest is damaged, which may cause the recovery to fail. In this case, we can remove the db_create_file_dest parameter and use the following sample script t

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 Linux.One, the principle of dump, advantages

connection ability. Figure (2) for automatic detection of hardware and its driver All hardware devices that need to install the driver will be listed after the test is completed. You can verify that backups are required by clicking on the hardware name (so that if you are not satisfied with the latest drivers, you can restore the previous driver) and update the drivers (Figure 3, 4). Figure (3) Backup original drive process

Large amount of data backup and restore, is always a difficult point. When MySQL is super 10G, it is slower to export with mysqldump. Recommend Xtrabackup here, this tool is much faster than mysqldump. 1, Xtrabackup Introduction What's 1,xtrabackup?Xtrabackup is a tool for data backup of InnoDB, which supports online hot backup (without affecting data reading and writing during backup), is a good substitute for the commercial Backup tool InnoDB Hotb

First, install the Restoration Wizard, a moment to ensure that your disk has been done, if the file on your hard disk chaos, the installation of the Restoration Wizard will appear a variety of strange problems, such as the Restoration Wizard can not read the hard disk or anything! Second, install the Restore Wizard do not defragment the disk and save, because this will make the Restore Wizard to save the t

), based on network conditions, the detection process may take more than 10 seconds to a few minutes, during this process do not disconnect the network. In order to ensure the drive life online intelligent detection, upgrade function can be used normally, you need to confirm that your computer has the normal Internet connection ability. Figure (2) for automatic detection of hardware and its driver All hardware devices that need to install the driver will be listed after the test is

Drive recovery, need to drive life in the process of restore function restore, if you can not completely open the machine, you could reinstall the system, if you can barely go in, recommend you or download the driving life, the existing driver uninstall, reinstall the latest driver. Drive Backup: By driving the life of the backup function, it takes only 2 steps to complete the driver backup work. First, c

Tags: how the database administrator plans knowledgeRestore a database to a specific point in time U Case Requirements How do I restore a database to a specific point in time? U Knowledge Tips In most cases, the administrator backs up the database using a full backup combined with a transaction log backup. For example, an administrator has a maintenance plan that makes a full backup of the database at 12:00 every day, and then makes a transaction log

Reference Official Documentation: MongoDB Backup MethodsA backup restore was made using a snapshot of the operating system, and the restore did not succeed after the backup was successful (refer to: Backup and restore with Filesystem snapshots)So this method is not recorded here first.Current Test below? Method of Backup rest