单项选择题
A. The user must have been granted the DBA role.
B. The user must have been granted the switch privilege as a part of a role.
C. The user must have been granted the Resource Manager administrator privilege.
D. The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.
单项选择题 Byusingthetransactionidentifierprovidedby()foraparticularrowchange,youcanusetheFlashbackTransactionQuerytoseetheoperationperformedbythetransaction.
单项选择题 WhateffectshouldthelossofanindextablespacehaveonanOracleinstancethatisrunning?()
单项选择题 Why would you use the following FLASHBACK TABLE command?() FLASHBACK TABLE emp TO TIMESTAMP (’11:45’.’hh12:mi’);