Delete Sam file, clear Administrator account password
Find the password from the SAM file
1.l0phtcrack (LC)
2.LCP
3.SamInside Pro
Third, with net user command to restore the system login user password
Set up new password with password reset disk
V. Modify the screensaver file method
VI. Use software to modify passwords
Windows XP NT Password Recovery Key
Cleanpwd
Offline NT Password Registry Editor
Winternals Administrator ' s ERD Commander 2002/2003
2.1. Data Recovery strategy determines Backup strategyYou are designing a backup strategy. If the data recovery needs and data recovery strategy starts. Each type of data recovery requires that you take the appropriate backup type.Failure occurs in user error, data File block corruption, media failure. The speed at whi
Tags: name error technology share replacement how to query Flash recovery free related informationOracle 11g R2 Rman BackupDefinition and classification of backup and recovery Definition and classification of backup: 备份就是把数据库复制到转储设备的过程。其中,转储设备是指用于放置数据库副本的磁带或磁盘。通常也将存放于转储设备中的数据库的副本称为原数据库的备份或转储。备份是一份数据副本,从不同的角度分类如下: From a physical and logical point of view: From physical and logical, backups can be divid
different machine restoresCold Backup Recovery methodA, do not create an instance: (The database name on the source machine is ORCL)① the Oradata directory on the target computer to establish the ORCL folder, copy the source of all the data files and online redo files to this directory.② set up the Orcl folder in the Admin directory on the target machine, and then create the Adump, Bdump, Cdump, Udump, Dpdump, pfile six folders in ORCL.③ the source c
? Perform a full recovery after losing critical or non-critical data files? Restore with incremental update backup? Switch to image copy for quick recovery? Restore the database to a new host? Using Backup control files for recovery
Using the Rman Restore and recover commands
? Restore command: Restoring a database file from a backup? Recover comman
I. Backup and Recovery Overview1. Backup and Recovery Overview1.1 What is Backup and Recovery?Generally, backup and recovery references various policies and procedures to protect your database from data loss, and recreate the database after any data loss.1.1.1 Physical Backups and Logical BackupsA backup is a copy of a
1. Top Data Recovery software: http://www.xpgod.com/soft/8368.html
Top Data Recovery software 2015 free cracked version of the function is very strong, recovery rate is very high, the use of the software, you can effectively restore your computer hard disk or U disk, TF card, SD card, Sony Memory stick, such as storage of computer data. The top hard disk data
its corresponding transaction: A simple picture example is as follows: Many types of operations are logged in the transaction log. These actions include:
The start and end of each transaction.
Each data modification (INSERT, update, or delete). This includes changes made by system stored procedures or data definition language (DDL) statements to any table, including system tables.
Each allocation or deallocation area and page.
Creates or deletes a table or index.
F
• List the actions that occur when you perform a table space point-in-time restore (TSPITR) • Illustrate the definition of terms used by Tspitr • Determine the conditions that are appropriate for using TSPITR as a solution • Determine the correct target time for point-in-time recovery • Identify situations where tspitr cannot be used and how to resolve them · Perform an automatic tspitr
Tablespace Point-in-time
? Determine what types of failures can occur in Oracle DB? Describe how to optimize instance recovery? Explain the importance of checkpoints, redo log files, and archived log files? Configure the quick recovery area? Configuring Archivelog Mode
Part of the work content
The responsibilities of the database administrator include:? Try to avoid a database failure?extended mean time between failur
• Explains the differences between user-managed backup and recovery and server-managed backup and recovery • Perform user-managed database Full recovery • Perform user-managed database incomplete recovery
Types of use for backup and recovery
Types of database b
Tags: RMAN ORACLE zhangIntroduction: Welcome to add QQ Exchange 1445696451 Weibo address http://blog.51cto.com/13434336~~~~~~~ Split~~~~~~Database backup and recovery is what the database administrator must master. No system can be protected from physical damage to the hard disk, careless user error operations, or potential disasters that could threaten to store data. In order to maximize the recovery of da
Label: style blog HTTP color Io OS AR
Hard raw format data recovery
1. raw format reason2. raw format Solution
Experience:
1. raw format reason
I searched the internet for the reasons for the formation, and I will not tell them one by one, but the results will have a cause.The correct statement found on the internet is caused by DBR damage to the hard disk. If I do not understand the hardware, I will reference the explanation provided by my predecesso
When the computer suddenly crashes or loses power, is the hard disk data lost? Did the important USB flash drive files be accidentally deleted? Computer poisoning, file loss or unreadable? The system suddenly crashes and important files are lost? The most feared use of computers is the loss of important data due to sudden and catastrophic failures, misoperations, computer virus attacks, hardware faults, and other natural disasters threaten the security of data files at all times. Therefore, how
From the perspective of the recovery type, Oracle data recovery can be divided into two types: full recovery and Incomplete recovery. Actually, I am familiar with Oracle
After the architecture, there will be a general concept for Oracle recovery. Because the peripheral compo
Backup is actually a copy of data. The purpose of backup is to prevent unexpected data loss and application errors.
A restore refers to the process of restoring a backup copy file to the original database when the data file or control file is damaged.
Recovery refers to the application archiving log and redo log transaction to update the copy file to the status before the data file fails.
1.2.1 backup and recovery
When the master server suddenly fails or stops working due to other damages, it starts to start the VM that is synchronized with the master server and backed up, send an email to the administrator or send a notification directly to the mobile terminal of the Administrator. After the master server recovers, the VM includes the operating system, database, and application.ProgramAnd other related data are seamlessly migrated back to the original master server. To complete these operations, you only
Some other maintenance activities are involved when using the recovery directory, such as upgrading the recovery directory during database upgrades or migrations, manually configuring the database counterpart, and synchronizing the recovery directory after some database operations.
1. Unregister the database in Rman
Before Oracle 10g, it was a manual process to
Recovery Overview
Android uses the recovery mode to restore factory settings, OTA upgrades, patch upgrades, and firmware upgrades.
The upgrade is generally performed by running the META-INF/COM/Google/Android/update-Script script in the upgrade package to execute a custom upgrade, the script is a set of recovery system can recognize the UI control, file System Op
affected, the correctness of the data in the database is affected, or even the database is damaged, so that all or part of the data in the database is lost. Therefore, when the above fault occurs, we hope to re-establish a complete database, which is called database recovery. The restoration subsystem is an important part of the database management system. The recovery process changes with the structure af
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