多项选择题

Which three statements are true regarding the fine-grained auditing （FGA）？（）

A.FGA is possible on SELECT statements only.
B.The audit trail for FGA is stored in the FGA_LOG$ table.
C.The audit trail for FGA is stored in the AUD_LOG$ table.
D.FGA enables a SQL predicate to define when to audit an event.
E.FGA audits DELETE statements only when audit columns are specified.
F.FGA includes the SQL statement used by the user as part of the audit event entry.

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单项选择题Yourdatabaseisfunctionalwithpeakloadforonehour.Youwanttopreservetheperformancestatisticscollectedduringthisperiodsothattheycanbeusedforcomparisonwhileanalyzingtheperformanceofthedatabaseinthefuture.Whatactionwouldyoutaketoachievethistask？（）

A.Set the STATISTICS_LEVEL initialization parameter to ALL.
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C.Decrease the snapshot interval in the AWR to collect more number of snapshots during the peak-load period.
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A.SGA
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