Which are the prerequisites for performing flashback transactions on your database?()

A .  Undo retention guarantee for the database must be configured. B .  Supplemental log must be enabled for the primary key. C .  Supplemental log must be enabled. D .  Execute permission on the DBMS_FLASHBACK package must be granted to the user.

时间:2022-08-28 22:05:58 所属题库:1Z0-053题库

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