WebFlashback Table Before Drop Flashback Table Flashback Database Enable Flashback Create Sample User Flashback Database to SCN or Timestamp Note: only for flashback database activity, you must enable flashback database. WebDB_FLASHBACK_RETENTION_TARGET specifies the upper limit (in minutes) on how far back in time the database may be flashed back. ALTER SYSTEM ... SID='*'. How far back one can flashback a database depends on how much flashback data Oracle has kept in the fast recovery area.
DB_FLASHBACK_RETENTION_TARGET - docs.oracle.com
WebIn Oracle databases, Flashback tools allow administrators and users to view and manipulate past states of an instance 's data without (destructively) recovering to a fixed point in time. Compare the functionality of Oracle LogMiner, which identifies how and when data changed rather than its state at a given time. WebApr 4, 2003 · Oracle Flashback Table provides the DBA the ability to recover a table or set of tables to a specified point in time in the past very quickly, easily, and without taking any part of the database offline. In many cases, Flashback Table eliminates the need to perform more complicated point-in-time recovery operations. Flashback Table restores ... fisioterapi low back pain
7.501 USER_FLASHBACK_ARCHIVE - docs.oracle.com
WebApr 14, 2024 · 如果你的Oracle数据被误删,可以考虑以下几种方法来恢复数据: 1. 使用RMAN备份:如果你在删除数据之前进行了备份,可以使用RMAN恢复删除的数据。 2. 使用Flashback:Oracle提供了Flashback功能,可以恢复到过去的某一个版本,从而恢复误删的 … WebFLASHBACK DATABASE. SELECT ANY DICTIONARY. SELECT. X$ tables (that is, the fixed tables) ... Oracle Database provides these tables and views as container data objects. You can find if a specific table or view is a container data object by querying the TABLE_NAME, VIEW_NAME, and CONTAINER_DATA columns of the USER_ ... WebApr 29, 2024 · From the Oracle documentation: Caution: You cannot roll back a TRUNCATE TABLE statement, nor can you use a FLASHBACK TABLE statement to retrieve the contents of a table that has been truncated. You can check if you have an RMAN backup by logging into RMAN (rather than into the database) and using the LIST … fisio running