asr restore

ORACLE does not have parameter files and control files. How can I restore databases through rman?Scenario: a dev tells me that a user's table cannot be seen in the production environment and needs to be restored. At this time, the disk directory file of the parameter file control file that is automatically backed up in the production database is broken, therefore, only data files and archive log files are backed up by rman. In this case, how can we us

Dump backup Restore Dd Data Backup Create a mkisofs Image File Dump backup Dump is mainly used to back up a real file system backup. Although it can also back up a single directory, it does not provide sufficient support for the directory. We recommend that you back up a single directory by packing and compressing it. Dump another function is to set the level, that is, Incremental Backup can be performed. Dump levels are divided into 0 ~ 9: 10 leve

Through the SQL Server database backup and restore knowledge and summary (i), I believe you have a more in-depth understanding of data backup and restore, in the above I do not have to do the transaction log analysis, this recommendation Song article, the transaction log did a more detailed explanation: http:// Www.jb51.net/article/31038.htm. This article will focus on some of the key options for backup and

　　The possible reasons for a restore point failure are as follows:1. There is too little free disk space in the partition that is monitored by System Restore. Make sure that the restore process includes a restore point before System Restore creates a

The possible causes of a restore point failure are as follows: 1. There is too little free disk space in the partition that is monitored by System Restore. Make sure that the restore process includes a restore point before System Restore creates a

contains all the data in one or more files (or filegroups).log chain: a sequential sequence of log backups is called a "log chain." The log chain starts with a full backup of the database. Typically, a new log chain is started only when the database is backed up for the first time, or after the recovery model is switched from the simple recovery model to the full or bulk-logged recovery model. The existing log chain remains the same unless you choose to overwrite the existing backup set when yo

Link: http://www.xitongzhijia.net/xtjc/20121017/17511.html As an internal enterprise network administrator, it is inevitable that there will be exceptions in the routine maintenance of the Active Directory of the AD. How can we solve this inevitable accident? To avoid the loss of the current production environment, the enterprise's internal network administrator can restore the lost user data at the first time. This tutorial will explain the methods

WIN8 Chinese version integrates the System Restore function, lets the user easily restores the system to the initial state, does this mean that the ghost system reload will be replaced? Next, let's test the Win8 Chinese version of the recovery computer and initialize the computer function to see if they can recover the damaged and poisoned system, and whether to compete with Ghost, through the final results we can see the use of WIN8 with the system r

In Windows2000, it is very important to back up and restore Active Directory. In NT, all user and enterprise configuration information is stored in the registry. Therefore, you only need to back up the registry. However, in windows, all security information is stored in Active Directory, and its backup method is completely different from that in NT. You cannot back up Active Directory separately. Windows2000 backs up Active Directory as part of sy

1. Back up all archived log filesrman> Backup Archivelog all delete input;Second: Various options for restore Archivelog0. According to the RAC thread, restore Archivelog from Logseq 6160 thread 2;1.restore Archivelog All restores all archived log filesrman> restore Archivelog all;2. Recover only 5 to 8 of these four a

Differential backup: Back up data based on full backup. Because the tar command cannot implement differential backup, this article explains how to use the dump and restore commands. Of course, the dump and restore commands can also implement full backup and Incremental backup. 1. Create Backup directory partition mounting [root@serv01 data]# mkdir /backup[root@serv01 data]# fdisk /dev/sdb[root@serv01 data]

This series of articles has never touched on the "Restore" topic, because once this topic is involved, it will involve a lot of misunderstandings, it's as long as I can't finish using an article. In fact, I want to number every misunderstanding in alphabetical order. I hope you will not be sleepy. The following 26 misunderstandings are exposed. Misunderstanding #24: 26 misunderstandings about restorationAll are errors. 24 a) The with stopat parameter

Manual steps for backing up the registry in Windows XP: 1. Click Start, click Run, type%systemroot%\system32\restore\rstrui.exe, and then click OK;2. On the Welcome to the System Restore page, click Create a restore point, and then click Next.3. On the Create a Restore Point page, type the name of the

Label:1. Backup With the database engine connected, I have 2 instances locally, SQL Server, Sqltest, and (1-1). (Fig. 1-1) To back up SQL Server, for example, right-click a task--backup, (1-2). (Fig. 1-2) The (1-3) interface appears: "Source"-the database, which defaults to the selected DB instance in figure (1-2). The "target" default backup file is named "DB instance name. bak". (Fig. 1-3) You can modify the backup file name by adding features, click "Add", and the (1-4) interface appears. (Fi

. • Submission always occurs before and after DML commands are executed. 2. Restore dataRestoring data is: • Original data copies before modification • captured for each transaction that changes data • at least retained until transaction processing ends • supported: -rollback operation-read consistency query-Flashback query, flashback transaction processing, and flashback table-restore from failed transacti

When managing databases and systems, we often need to delete rm files. Since there is no Recycle bin in Linux, after rm deletes a file or directory, data cannot be found and recovered from the so-called recycle bin in Windows. In this case, after the data is deleted by mistake, we usually need to back up the data or find a data recovery company to restore our database and system management, you often need to delete rm files. Since there is no Recycle

We all know that brand computers have a "one-click restoration" function, which allows you to easily restore the system. However, compatible hosts need to use ghost to back up the system. It is inconvenient to start ghost to dos. Is there any solution: Put the backup file in another partition? The disadvantage is that the backup file may be corrupted due to viruses. If pqmagic is used to separate the hard disk into a backup partition to store the

MSSQL Server 2005 Restore Database Bak files, Web sites using Virtual host site will often encounter, in general, the host has an online management program, but sometimes not, you need to restore the local backup SQL database. In this case, MSSQL Server 2008 will also appear, sometimes the "backup set of database backup and the existing XX database is different" error prompts, this article also put the solu

Tutorial on MSSQL Server database backup Restore method Full backup: Backs up all selected folders and does not rely on the archive properties of files to determine which files to back up. (During the backup process, any existing tags are cleared, each file is marked as backed up, in other words, the archive attribute is cleared.) A full backup is also called a full backup. Differential backup: A differential backup is for full backups: All files th

Directly into the subject, today we continue to describe an application of PowerShell, which implements a batch restore of SQL Server databases and can support SQL Server 20052008 databases. In this chapter, we will cover several points: Microsoft.SqlServer.Management.Smo.Restore class System.Data.DataTable class Functions in PowerShell (function) PowerShell command Get-unique Microsoft.SqlServer.Management.Smo.