试题详情
多项选择题You work as a database administrator for Supportcenter.cn. 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

  • 关注下方微信公众号，在线模考后查看

热门试题