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FLASHBACK TABLE → Purpose Use the FLASHBACK TABLE statement to restore an earlier state of a table in the event of … parameters. You cannot roll back a FLASHBACK TABLE statement. However, you can issue another FLASHBACK TABLE … the current SCN before issuing a FLASHBACK TABLE clause. See Also: FLASHBACK DATABASE for information
FLASHBACK DATABASE → Purpose Use the FLASHBACK DATABASE statement to return the database to a past time or system change … . Following a FLASHBACK DATABASE operation, in order to have write access to the flashed back … Backup and Recovery User's Guide for more information on FLASHBACK DATABASE Prerequisites You must … database must have been put in
ALTER FLASHBACK ARCHIVE → Purpose Use the ALTER FLASHBACK ARCHIVE statement for these operations: Designate a flashback data … archive as the default flashback data archive for the system Add a tablespace for use by the … flashback data archive Change the quota of a tablespace used by the flashback data archive Remove a
CREATE FLASHBACK ARCHIVE → Purpose Use the CREATE FLASHBACK ARCHIVE statement to create a flashback data archive, which … objects. A flashback data archive consists of multiple tablespaces and stores historic data from all … transactions against tracked tables. The data is stored in internal history tables. Flashback data … . Historical
DROP FLASHBACK ARCHIVE → Purpose Use the DROP FLASHBACK ARCHIVE clause to remove a flashback data archive from the system … . This statement removes the flashback data archive and all the historical data in it, but does not … drop the tablespaces that were used by the flashback data archive. Prerequisites You must have the … FLASHBACK
Flashback Database → is accessible through the RMAN command and SQL statement FLASHBACK DATABASE. You can use either … command to quickly recover the database from logical data corruptions or user errors. Flashback … database to its state at a time in the recent past. Flashback Database is much faster than point-in-time … changes from the archived
Flashback Database → Oracle Database includes the following logical flashback features: Oracle Flashback Query You can … Database Advanced Application Developer's Guide explains how to use this feature. Oracle Flashback … Database Advanced Application Developer's Guide explains how to use this feature. Oracle Flashback … this feature.
Monitoring Flashback Database → When you use Flashback Database to rewind a database to a past target time, Flashback Database … determines which blocks changed after the target time and restores them from the flashback logs. This is … called the restore phase. After this phase completes, Flashback Database then uses redo logs to … reapply changes
Disabling Flashback Database Logging → On a database instances that is either in mount or open state, issue the following command: ALTER DATABASE FLASHBACK OFF;
Prerequisites of Flashback Table → To use the Flashback Table feature on one or more tables, use the FLASHBACK TABLE SQL statement … with a target time or SCN. You must have the following privileges to use the Flashback Table feature … : You must have been granted the FLASHBACK ANY TABLE system privilege or you must have the FLASHBACK
Oracle Flashback Technology → As explained in Oracle Database Concepts, Oracle Flashback Technology complements your physical … . Specifically, you can use the various features of Oracle Flashback to view past states of data and … , flashback features are more efficient and less disruptive than media recovery in most situations in which they apply.
Logical Flashback Features → Most of the flashback features of Oracle operate at the logical level, enabling you to view and … manipulate database objects. The logical-level flashback features of Oracle do not depend on RMAN and … are available whether or not RMAN is part of your backup strategy. Except for Oracle Flashback Drop … , the logical flashback
Flashback Database Window → The range of SCNs for which there is currently enough flashback log data to support the FLASHBACK … DATABASE command is called the flashback database window. The flashback database window cannot extend … further back than the earliest SCN in the available flashback logs. Note: Some database operations
Limitations of Flashback Database → Because Flashback Database works by undoing changes to the data files that exist at the moment when … you run the command, it has the following limitations: Flashback Database can only undo changes to … accidental deletion of data files. You cannot use Flashback Database to undo a shrink data file … then later restore and recover
Using Flashback Database → This section describes the basic commands for Flashback Database. It also lists guidelines to ensure optimal performance of Flashback Database.
About Flashback Drop → Flashback Drop reverses the effects of a DROP TABLE operation. Flashback Drop is faster than other … . You can query objects in the recycle bin, just as you can query other objects. A flashback … perform Flashback Drop, the objects are generally all retrieved together. When you restore a table from
Prerequisites of Flashback Drop → The following list summarizes the user privileges required for the operations related to Flashback … , placing it in the recycle bin. FLASHBACK TABLE... TO BEFORE DROP Privileges for this statement are … tied to the privileges for DROP. That is, any user who can drop an object can perform Flashback Drop to … FLASHBACK
Prerequisites of Flashback Database → To use the FLASHBACK DATABASE command to return your database contents to points in time within the … flashback window, your database must be configured for flashback logging as described in … \"Understanding Flashback Database, Restore Points and Guaranteed Restore Points\". To return the database to … Normal
Enabling Flashback Database → Follow these are the steps to enable Flashback Database. To enable flashback logging: Ensure the … . Optionally, set the DB_FLASHBACK_RETENTION_TARGET to the length of the desired flashback window in … DB_FLASHBACK_RETENTION_TARGET is set to 1 day (1440 minutes). Enable the Flashback Database feature for the whole database
Recovering Tables Using Oracle Flashback Table → Recovering Tables Using Oracle Flash back Table Oracle Flashback Table enables you to restore a … , Oracle Flashback Table eliminates the need for you to perform more complicated point-in-time recovery … operations. Oracle Flashback Table: Restores all data in a specified table to a previous point in time … specified between a