π Question
#1713
A special redo-only log record < Ti, Xj, V1> is written to the log, where V1 is the value being restored to data item Xj during the rollback. These log records are sometimes called
β
Correct Answer
A. Log records
π‘
Explanation
Such records do not need undo information since we never need to undo such an undo operation.
β¨οΈ Press
A
B
C
D
to select