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With Oracle Server Release 7.3, the deferred transaction recovery features allows for faster instance recovery. When are uncommitted transactions rolled back with this feature?

April 26, 2017allows Deferred faster features Oracle recovery release server transaction

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With Oracle Server Release 7.3, the deferred transaction recovery features allows for faster instance recovery. When are uncommitted transactions rolled back with this feature?

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When a request for this data is made by a user • You are going to perform a full database recovery in parallel. The database files are spread across 10 disk drives on your system. When you issue the PARALLEL (DEGREE DEFAULT) clause in the RECOVER command, how many recovery processes per datafile will be assigned?