What should you look at first to compute the number of undo blocks written per second to disk? ()
- A、V$UNDOSTAT
- B、V$TRANSACTION
- C、V$ROLLSTAT
- D、DBA_UNDO_EXTENTS
- E、DBA_ROLLBACK_SEGS
正确答案:A
答案解析:有
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What should you look at first to compute the number of undo blocks written per second to disk? ()
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