Question: Oracle performs instance recovery by rolling forward through the online redo log and replaying all the changes from the last completed checkpoint to the time

Oracle performs instance recovery by rolling forward through the online redo log and replaying all the changes from the last completed checkpoint to the time of instance failure. This roll forward phase of instance is now sometimes referred to as:

.

Rollback

.

Cache recovery

.

Undo

.

Checkpoint

Oracle performs instance recovery by rolling

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