多项选择题
A. All the related indexes and views are automatically dropped
B. The flashback drop feature can recover only the table structure
C. Only the related indexes are dropped whereas views are invalidated
D. The flashback drop feature can recover both the table structure and its data
单项选择题 Examine the following command: SQL> ALTER TABLE booking SHRINK SPACE COMPACT; Which activity is performed when the preceding command is executed?（）
单项选择题 Multiple RMAN sessions are connected to the database instance. Examine the following output when backup commands are running in server sessions: What could have helped you to correlate server sessions with channels?（）
单项选择题 You observed the following output for a user session: What do you infer from the preceding output?（）