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单选题
Which of the following views must you query to identify any corrupt data file blocks that have been detected during backup set creation?()
A
V$COPY_CORRUPT
B
V$COPY_CORRUPTION
C
V$BACKUP_CORRUPT
D
V$BACKUP_CORRUPTION
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单选题In which scenario will you use the Flashback Version Query feature?()A
when you want to restore a table that has been dropped from the Recycle BinB
when you want to identify the transaction ID of the transaction that deleted some important records from a tableC
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考题
单选题Which of the following views must you query to identify any corrupt data file blocks that have been detected during backup set creation?()A
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考题
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单选题Which pseudocolumn could you use to identify a unique row in a Flashback Versions Query?()A
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单选题You want to use the Flashback Transaction Query feature to identify all the changes made to your database within a specific time period. What is a prerequisite for using the Flashback Transaction Query feature?()A
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考题
单选题At 10:30 A.M., you ran a batch job by mistake, which executed a transaction in the database. The transaction identifier of the transaction that made to the changes in the database is 0500A00627B000. At 11:10 A.M., you stopped the batch job. Now, you want to identify the changes made to the database tables by the batch job. Which view will you query?()A
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DBA_AUDIT_STATEMENTC
V$FLASHBACK_DATABASE_STATSD
FLASHBACK_TRANSACTION_QUERY
考题
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
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考题
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 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.
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