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多选题
These are the details about V$FLASHBACK_DATABASE_STAT： SQL> DESC V$FLASHBACK_DATABASE_STAT Name Null？ Type ------------- -------- -------------- BEGIN_TIME DATE END_TIME DATE FLASHBACK_DATA NUMBER DB_DATA NUMBER REDO_DATA NUMBER ESTIMATED_FLASHBACK_SIZE NUMBER Which two statements regarding the V$FLASHBACK_DATABASE_STAT view are true？ （）
A
BEGIN_TIME is the time at which Flashback logging is enabled.
B
END_TIME is the time at which the query is executed on the view.
C
REDO_DATA is the number of bytes of redo data written during the interval.
D
This view contains information about flashback data pertaining to the last 24 hours.
E
FLASHBACK_DATA is the amount of flashback data generated since the database was opened.
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更多 “多选题These are the details about V$FLASHBACK_DATABASE_STAT： SQL DESC V$FLASHBACK_DATABASE_STAT Name Null？ Type ------------- -------- -------------- BEGIN_TIME DATE END_TIME DATE FLASHBACK_DATA NUMBER DB_DATA NUMBER REDO_DATA NUMBER ESTIMATED_FLASHBACK_SIZE NUMBER Which two statements regarding the V$FLASHBACK_DATABASE_STAT view are true？ （）ABEGIN_TIME is the time at which Flashback logging is enabled.BEND_TIME is the time at which the query is executed on the view.CREDO_DATA is the number of bytes of redo data written during the interval.DThis view contains information about flashback data pertaining to the last 24 hours.EFLASHBACK_DATA is the amount of flashback data generated since the database was opened.” 相关考题
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V$WAITSD
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V$SYSSTAT
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Select the Subscription Watch List tab for SQL1. View the Latency column for the SQL2 subscription.B
Select the All Subscriptions tab for the Pub1 publication. View the Latency column for the SQL2 subscription.C
Select the Tracer Tokens tab for the Pub1 publication. Select the Insert Tracer Option and wait for the requested latency values for the SQL2 subscription to appear.D
Select the Subscription Watch List tab for SQL1. Double-click the SQL2 subscription.View the duration details on the Publisher to Distributor History tab as well as on the Distributor to Subscriber History tab.
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dry bulk cargoesC
hazadous cargoesD
manufactured goods of large size
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