试题详情
- 多项选择题You work as a database administrator for Certkiller .com. You want to create your database with the automatic undo management feature enable.Which two tasks must you perform to achieve this？（）
A、Set the UNDO_RETENTION parameter to AUTO.
B、Create an initial undo segment in undotablespace.
C、Set the UNDO_RETENTION parameter to 900 or more
D、Set the initialization parameter UNDO_MANAGEMENT to AUTO
E、Set the UNDO_MANAGEMENT parameter to the name of an undotablespace
- D,E
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