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Animportanttablespaceofyourdatabaseisdropped&ens
Animportanttablespaceofyourdatabaseisdroppedbymistake.YouusetheFlashbackDatabasefeaturetoretrievethetablespace.Youperformthefollowingstepstoretrievethetablespace:
1.YoulogontoEnterpriseManagerasSYSDBA.
2.Youselectthemaintenancescreen.
3.YouchoosePerformRecoveryoptiononthemaintenancescreen.
4.YouchooseWholeDatabaseintheObjectTypedrop-downlistPerformRecovery:Typescreen.5.YouchooseRecovertoCurrentTimefromtheOperationTypeonthePerformRecovery:Typescreen.
6.YouprovidetheHostCredentialsforadatabaseuser.onthePerformRecovery:Typescreen.
7.Youclickthecontinuebutton.
Aninformationscreenappearssayingthatthedatabaseisunavailable.Whatisthisinformationscreen?()
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)