Answer:
Giving that: The following is a sequence of undo-log records written by 2 transactions T and U:
< START T >;
< T,A,10 >;
< START U >;
< U, B, 20 >;
< T, C, 30 >;
< U, D, 40 >;
< Commit U >;
< T, E, 50 >;
< Commit T >;
1. < START U >
Recovery action in this case will be undo(-1) and undo(0). All restored to its original Value
log records < T, A, 10 >, < T, abort >; as written out
2. < T, E, 50 >
Recovery action in this case will be undo(8) and redo(0). A and C is restored to its original value, B and D are set to 20 and 40
log records <T, C, 30 >, < T, A, 10 >, < T, abort > are written out
3. < Commit T >
Recovery action in this case will be redo(7) and redo(4). A and C are set to 10 and 30, B and D are set to 20 and 40
Answer:
suppose i was i would tell them i dont know and walk away
Explanation:
in thoery this is correct
you said suppose so i answerd
there is no use in reporting or getting this taken down
nether is it right
im not stealing points
Because in thoery its an answer
<em><u>THIS IS MY PROTEST</u></em>
Highlight the row(20), then click on the insert cells button under the home ribbon.
Could you be more specific? So I can help you in the best way I can.
Answer:
myPetA = pet(self, 'dog', 'Spot')
Explanation:
I mite be wrong
