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17-05-2023
Computers and Technology

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Which statements are correct about recovery with write-ahead log in ARIES recovery mechanism:
Choice 1 of 4:We need undo all transactions that didn't commit before the crash point
Choice 2 of 4:We need redo all transactions that have been committed before the crash point
Choice 3 of 4:We need undo all transactions that have been committed before the crash point
Choice 4 of 4:We need redo all transactions that didn't commit before the crash point

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