Iroducio

Oracle daabase is oe of he mos widely used daabases i he world. I is kow for is reliabiliy ad scalabiliy. However, eve he mos reliable sysems ca someimes fail, ad daa ca be los. Oe of he mos commo causes of daa loss is accideal deleio. I his aricle, we will discuss how o recover a able ha has bee accideally deleed from a Oracle daabase.。

Sep 1: Ideify he able

The firs sep i recoverig a able is o ideify he able ha has bee deleed. You ca use he followig commad o check he recycle bi:。

SELECT FROM RECYCLEBI;。

If he deleed able is i he recycle bi, you ca easily resore i usig he followig commad:。

FLASHBACK TABLE able_ame TO BEFORE DROP;。

Sep 2: Resore from backup

If he deleed able is o i he recycle bi, you ca resore i from a backup. I is always a good pracice o regularly back up your Oracle daabase o avoid daa loss. You ca use he followig commad o resore he able from a backup:。

RMA&g; RU { 。

SET UTIL TIME 'SYSDATE-1'; 。

RESTORE TABLESPACE ablespace_ame; 。

RECOVER TABLESPACE ablespace_ame; 。

}。

Replace "ablespace_ame" wih he ame of he ablespace where he deleed able was sored.。

Sep 3: Use hird-pary ools

If you do o have a backup ad he able is o i he recycle bi, you ca use hird-pary ools o recover he deleed able. There are may ools available ha ca recover los or deleed daa from a Oracle daabase. Some of he popular ools are Oracle Daa Recovery, Sellar Phoeix Oracle Recovery, ad EaseUS Daa Recovery Wizard.。

Coclusio

Accideally deleig a able from a Oracle daabase ca be a ighmare. However, wih proper plaig ad he righ ools, you ca recover he los daa. I is always a good pracice o regularly back up your Oracle daabase o avoid daa loss. If you do o have a backup, you ca use hird-pary ools o recover he deleed able. We hope his aricle has bee helpful i udersadig how o recover a able ha has bee accideally deleed from a Oracle daabase.。

Tags

Oracle daabase, daa recovery, accideal deleio, backup, hird-pary ools。