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LOG Below is a log of a transactional database. crash a. Suppose this was an UNDO-log. What are the values of A, B, and

LOG Below is a log of a transactional database. crash a. Suppose this was an UNDO-log. What are the values of A, B, and C after recovery? Write "NA" if that value is unknowable from this log. b. Suppose this was a REDO-log. What are the values of A, B, and C after recovery? Write "NA" if that value is unknowable from this log.

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