Undo Or Redo Data Entry Or Design. One thing which should be kept in mind while using undo and redo option is that we can only use this functionality while were doing data entry. The actual DATA is coming from elsewhere Im not storing that because as soon as I store it its out of date.
When do we use undo and redo operations in a Database recovery. You can reverse more than one action that has been undone. All journey changes by users create history objects.
The actual DATA is coming from elsewhere Im not storing that because as soon as I store it its out of date.
Redo logs help in restore any data loss due to human mistakeOS fault hard disk failure. An undo entry can be the same struct describing as you noted the complementary text replacement operation. You need to provide an additional word or two that describe whats being undone or redone to appear after this prefix. Redo logs help in restore any data loss due to human mistakeOS fault hard disk failure.
