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摘要: 46题、choose two Examine this command: SQL> ALTER SYSTEM SET ENABLE_DDL_LOGGING=TRUE; Which two statements are true? A) All DDL statements are logged in 阅读全文
posted @ 2019-05-30 17:00 cnblogs_5359 阅读(570) 评论(0) 推荐(0)
摘要: 45题、choose three Which three statements are true about the purpose of checkpoints? A) They ensure that instance recovery starts in the event of an ins 阅读全文
posted @ 2019-05-30 13:30 cnblogs_5359 阅读(277) 评论(0) 推荐(0)
摘要: 44题、choose three Which three statements are true about a job chain? A) It can be executed using time-based schedules. B) It cannot invoke the same pro 阅读全文
posted @ 2019-05-30 10:32 cnblogs_5359 阅读(292) 评论(0) 推荐(0)