问题:
A . shutdown restore datafile 4; recover datafile 4; alter database open;
B . Sql alter database datafile 4 offline; restore datafile 4; recover datafile 4; alter database open;
C . Sql alter database datafile 4 offline; restore datafile 4; Sql alter database datafile 4 online;
D . Sql alter database datafile 4 offline; restore database datafile 4; recover database datafile 4;Sql alter database datafile 4 online;
E . Sql alter database datafile 4 offline; restore datafile 4; recover datafile 4; Sql alter database datafile 4 online;
● 参考解析
本题暂无解析