多项选择题
A. stored scripts in the recovery catalog
B. backups that can be deleted from disk
C. backup sets and image copies are obsolete
D. backups that do not have the AVAILABLE status in the RMAN repository RMAN
单项选择题 Which statement is true for enabling Enterprise Manager Support Workbench in Oracle Database 11g to upload the physical files generated by Incident Packaging Service (IPS) to MetaLink?（）
多项选择题 In Oracle 11g, which recommendations does the SQL Access Advisor generate?（）
单项选择题 In which cases is reference partitioning effective in enhancing performance?（）