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Oracle认证考试

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The job to gather optimizer statistics for objects runs as part of the automatic maintenance window in yourdatabase instance. At a certain point of time, the maintenance window closes before the statistics are gatheredfor all objects.  Which statement is true in this scenario()

  • A、The statistics collection continues until all objects are processed.
  • B、The job is terminated and the statistics collected are restored to a time before the job started.
  • C、This produces an error and the statistics collected are locked until the next time that the maintenancewindow is opened.
  • D、The job is terminated and the statistics for the remaining objects are collected the next time that themaintenance window is opened
正确答案:D
答案解析:
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