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Предлагаме да опитате следното, за да намерите това, което търсите:
Despite preventive measures, human errors do happen. Oracle Database Flashback Technologies are a unique and rich set of data recovery solutions that enable reversing human errors by selectively and efficiently undoing the effects of a mistake. Before Flashback, it might take minutes to damage a database but hours to recover it. With Flashback, correcting an error takes about as long as it took to make it. In addition, the time required to recover from this error is not dependent on the database size, a capability unique to the Oracle Database.
Flashback supports recovery at all levels including the row, transaction, table, and the entire database. Flashback provides an ever growing set of features to view and rewind data back and forth in time, namely:
The Flashback features offer the capability to query historical data, perform change analysis, and perform self-service repair to recover from logical corruptions while the database is online. With Oracle Flashback Technology, you can indeed undo the past.