OCP-1Z0-053-V12.02-331题
2013-11-01 10:54
267 查看
331.Which of the following represents the correct way to perform an online recovery of datafile 4, which is
assigned to a tablespace called USERS?
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;
Answer: E
答案解析:
从题中得知,要在线恢复datafile 4。因为datafile 4不是关键数据文件,故可以offline来还原恢复。
恢复步骤为,先offline,在还原恢复,再online即可。
RMAN> repair failure;
Strategy: The repair includes complete media recovery with no data loss
Repair script: /u01/app/oracle/diag/rdbms/test0924/test0924/hm/reco_172511374.hm
contents of repair script:
# restore and recover datafile
sql 'alter database datafile4 offline';
restore datafile 4;
recover datafile 4;
sql 'alter database datafile 4 online';
assigned to a tablespace called USERS?
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;
Answer: E
答案解析:
从题中得知,要在线恢复datafile 4。因为datafile 4不是关键数据文件,故可以offline来还原恢复。
恢复步骤为,先offline,在还原恢复,再online即可。
RMAN> repair failure;
Strategy: The repair includes complete media recovery with no data loss
Repair script: /u01/app/oracle/diag/rdbms/test0924/test0924/hm/reco_172511374.hm
contents of repair script:
# restore and recover datafile
sql 'alter database datafile4 offline';
restore datafile 4;
recover datafile 4;
sql 'alter database datafile 4 online';
相关文章推荐
- OCP-1Z0-053-V12.02-257题
- OCP-1Z0-053-V12.02-548题
- OCP-1Z0-053-V12.02-147题
- OCP-1Z0-053-V12.02-598题
- OCP-1Z0-053-V12.02-47题
- OCP-1Z0-053-V12.02-392题
- OCP-1Z0-053-V12.02-205题
- OCP-1Z0-053-V12.02-535题
- OCP-1Z0-053-V12.02-603题
- OCP-1Z0-053-V12.02-332题
- OCP-1Z0-053-V12.02-70题
- OCP-1Z0-053-V12.02-100题
- OCP-1Z0-053-V12.02-364题
- OCP-1Z0-053-V12.02-377题
- OCP-1Z0-053-V12.02-29题
- OCP-1Z0-053-V12.02-41题
- OCP-1Z0-053-V12.02-222题
- OCP-1Z0-053-V12.02-154题
- OCP-1Z0-053-V12.02-208题
- OCP-1Z0-053-V12.02-291题