摘要：
DBAs can use Oracle Flashback Version Query to retrieve the different versions of specific rows that existed during a given time interval. A row version is created whenever a COMMIT statement is ex... 阅读全文
摘要：
Flashbacking a database means going back to a previous database state.闪回数据库到之前数据库的状态 The Flashback Database feature provides a way to quickly revert entire Oracle database to the state it was in at... 阅读全文