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By mistake， you ran the batch job （for updating the BILL_DETAILS table） twice. You are not sure which rows in the BILL_DETAILS table were affected. You need to identify： a） A list of changes made along with the transaction identifier of each change. b） The necessary SQL statements to undo the erroneous changes. Which option would you choose？（）
- A、 RMAN only.
- B、 Flashback Table only.
- C、 Flashback Version Query only.
- D、 Flashback Database and Flashback Transaction Query.
- E、 Flashback Version Query and Flashback Transaction Query.
参考答案
更多 “ By mistake， you ran the batch job （for updating the BILL_DETAILS table） twice. You are not sure which rows in the BILL_DETAILS table were affected. You need to identify： a） A list of changes made along with the transaction identifier of each change. b） The necessary SQL statements to undo the erroneous changes. Which option would you choose？（）A、 RMAN only.B、 Flashback Table only.C、 Flashback Version Query only.D、 Flashback Database and Flashback Transaction Query.E、 Flashback Version Query and Flashback Transaction Query.” 相关考题
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单选题What is the teacher doing in terms of error correction?“ S: I go to the theatre last night．”T: You GO to the theatre last night?A．Correcting the student’s mistake.B．Hinting that there is a mistake.C．Encouraging peer correction.D．Asking the student whether he really went to the theatre．A
AB
BC
CD
D
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LGWRB
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单选题By mistake， you ran the batch job （for updating the BILL_DETAILS table） twice. You are not sure which rows in the BILL_DETAILS table were affected. You need to identify： a） a list of changes made along with the transaction identifier of each change b） the necessary SQL statements to undo the erroneous changes Which option would you choose？（）A
RMAN onlyB
Flashback Table onlyC
Flashback Versions Query onlyD
Flashback Database and Flashback Transaction QueryE
Flashback Versions Query and Flashback Transaction Query
考题
单选题Learn from Mistakes
You can only learn from a mistake after you （1） you’ve made it. As soon as you start blaming other people (or the universe itself) you distance yourself （2）any possible lesson. But if you courageously stand up and honestly say “This is my mistake and I am responsible” the possibilities for learning will move towards you. Admission of a mistake, even if only privately to yourself, makes learning （3）by moving the focus away from blame assignment and towards understanding.
This advice （4）counter to the cultural assumptions we have about mistakes and failure, namely that they are （5） things. We’re taught in school, in our families, or at work to feel guilty about failure and to do whatever we can to （6）mistakes. This sense of shame explains why many people give up on their goals: they’re not （7） for the mistakes and failures What’s missing in many people’s beliefs about success is the fact that the more （8）the goal, the more frequent and difficult setbacks will be. The larger your ambitions, the more dependent you will be on your ability to overcome and learn from your mistakes.
But for many reasons admitting mistakes is difficult. An implied value in many cultures is that our work represents us: if you fail a test, then you are a （9）. If you make a mistake then you are a mistake. Learning from mistakes requires three things: putting yourself in situations where you can make interesting mistakes; having the self-confidence to admit to them; being （10）about making changes.
（7）内应选（）A
runsB
accessC
challengingD
shamefulE
courageousF
possibleG
admitH
failureI
avoidJ
preparedK
activitiesL
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