Exercise 17.2.4:
The following is a sequence of undo-log records written by two transac...
Computers and Technology, 15.04.2020 21:41 emma8292
Exercise 17.2.4:
The following is a sequence of undo-log records written by two transactions T and U:
< START T>; ; < START U>; ; ; ; ; < T ,E , 50>; .
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) < START U>
(b)
(c) < T ,E , 50>
(d) .
Answers: 1
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