多项选择题
A. It produces less accurate results of the comparison analysis.
B. It automatically calls the SQL Tuning Advisor for recommendations.
C. It shortens the time of execution and reduces the impact on system resources.
D. Only the changes in the execution plan, and not performance regression, are detected.
单项选择题 Which of these appropriately describes the results of a manual SQL Tuning Advisor task?()
单项选择题 To view the results of a manual SQL Tuning Advisor task, which steps should the DBA take?()
单项选择题 Ifyoulostyourentiredatabase,includingthedatabasespfile,controlfiles,onlineredologs,anddatabasedatafiles,whatkindofrecoverywouldberequiredwithRMAN?()