首页计算机考试Oracle认证
(单选题)

In which situation may the UNDO_RETENTION parameter be ignored, even if it is set to a value()

Awhen the data file of the undo tablespace is autoextensible

Bwhen there are more than one undo tablespaces available in the database

Cwhen the undo tablespace is of a fixed size and retention guarantee is not enabled

Dwhen the undo tablespace is autoextensible and retention guarantee is not enabled

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