多项选择题
In Oracle 11g, which recommendations does the SQL Access Advisor generate?（）
A. partitioning recommendations B. statistics collection recommendations C. index creation recommendations D. materialized view recommendations E. materialized view log recommendations
单项选择题 In which cases is reference partitioning effective in enhancing performance?（）
多项选择题 Which two activities are NOT supported by the Data Recovery Advisor?（）
单项选择题 Which setting enables the baselines by default in Oracle Database 11g?（）
