多項選擇題

Which Scheduler view(s) can be queried to see which jobs are currently executing? （）

A. DBA_SCHEDULER_JOB_RUN_DETAILS
B. DBA_SCHEDULER_RUNNING_JOBS DBA
C. DBA_SCHEDULER_CURRENT_JOBS
D. DBA_SCHEDULER_JOBS DBA
E. DBA_SCHEDULER_EXECUTING_JOBS

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單項選擇題

Which statement is true regarding synonyms?（）

A.Synonyms can be created only for a table
B.Synonyms are used to reference only those tables that are owned by another user
C.A public synonym and a private synonym can exist with the same name for the same table
D.The DROP SYNONYM statement removes the synonym, and the table on which the synonym has been created becomes invalid

單項選擇題

Which of the following is not a valid calendaring syntax element?（）

A. FREQ
B. BYHOUR
C. RUNDATE
D. INTERVAL
E. BYMINUTE

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Which Scheduler view(s) can be queried to see which jobs are currently executing? （）

你可能感興趣的試題

Which statement is true regarding synonyms?（）

Which of the following is not a valid calendaring syntax element?（）

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