试题详情
- 单项选择题 Your database is functional with a peak load for the last one hour. You want to preserve the performancestatistics collected during this period to be used for comparison when you analyze the performance of thedatabase in the future. What action would you take to achieve this task（）
A、Insert finding directives for ADDM tasks in the future.
B、Create a baseline on a pair of snapshots spanning the peak-load period.
C、Decrease the snapshot interval in the AWR to collect more snapshots during the peak- load period.
D、Set the snapshot retention period in the Automatic Workload Repository （AWR） to zero to avoid automaticpurging of snapshots
- B
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