Business, 15.04.2020 21:46 evalentine843

E xercise 17.4.3:

The following is a sequence of undo/redo-log records written by two transactions T and U:

; ; ; ; ; ; ; < T ,E , 50,51>; .

Describe the action of the recovery manager, including changes to both disk and the log, if there is a crash and the last log record to appear on disk is:

(a)

(b)

(c) < T ,E , 50,51>

(d) .

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E xercise 17.4.3:

The following is a sequence of undo/redo-log records written by two t...

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