Écrit par OCA
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19-03-2008 |
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performs instance recovery when the database is reopened after an instance failure
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coalesces free space and deallocates temporary segments
Instance recovery consists of the following steps :
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rolls forward changes in online redo log files
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opens database for user access
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rolls back uncommitted transactions
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Dernière mise à jour : ( 15-04-2008 )
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