Oracle OCP 1Z0 053 Q373(Flashback Table)

373.Which of the following Oracle features utilize the undo tablespace? (Choose all that apply)
A. Flashback Query
B. Flashback Drop
C. Flashback Table
D. Flashback Database
E. Transaction Processing
F. Recycle Bin
Answer: ACE


注意：flashback table與flashback drop
flashback table需要undo, 但是flashback drop需要的是recyclebin

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