无暇每日检查oracle数据库的同布情况,后来才发现主库压根没有同步归档日志到备库,因为备库断电后一直没有开,但问题是主库在10
无暇每日检查oracle数据库的同布情况,后来才发现主库压根没有同步归档日志到备库,因为备库断电后一直没有开,但问题是主库在10几天前删除过归档日志,惨!为了想节省时间,想去备份捞捞看,结果是备份也没有需要的归档日志。无耐,只好重建。
1、登录主库备份控制文件到数据文件所在的目录。
1.1先查询数据文件所在的目录:select name from v$datafile
sql> select name from v$datafile;
name
--------------------------------------------------------------------------------
/ora/oracle/oradata/tsing/system01.dbf
/ora/oracle/oradata/tsing/undotbs01.dbf
/ora/oracle/oradata/tsing/sysaux01.dbf
/ora/oracle/oradata/tsing/users01.dbf
/ora/oracle/oradata/tsing/mast.dbf
/ora/oracle/oradata/tsing/mas.dbf
6 rows selected.
1.2 备份控制文件到数据文件所在的目录
sql> alter database create standby controlfile as '/ora/oracle/oradata/tsing/node1.ctl';
database altered.
2、登录备库删除数据文件
2.1关闭备库实例
sql> shutdown immediate
ora-01109: database not open
database dismounted.
oracle instance shut down.
2.2进入数据文件所在的目录,然后删除
cd /ora/oracle/oradata/tsing/
[oracle@taixin-hr1 tsing]$ ls
control01.ctl mast.dbf redo03.log stdredo04.log undotbs01.dbf
control02.ctl orapwtsing stdredo01.log sysaux01.dbf users01.dbf
control03.ctl redo01.log stdredo02.log system01.dbf
mas.dbf redo02.log stdredo03.log temp01.dbf
[oracle@taixin-hr1 tsing]$ rm -f *
3、从主库用scp命令将数据文件及控制文件传到备库
scp -r /ora/oracle/oradata/tsing/* oracle@taixin-hr1:/ora/oracle/oradata/tsing/
oracle@taixin-hr1's password:
control01.ctl 100% 7088kb 6.9mb/s 00:00
control02.ctl 100% 7088kb 6.9mb/s 00:00
control03.ctl 100% 7088kb 6.9mb/s 00:01
inittsing.ora 100% 1407 1.4kb/s 00:00
mas.dbf 100% 16gb 25.5mb/s 10:30
mast.dbf 100% 136mb 22.7mb/s 00:06
node1.ctl 100% 7088kb 6.9mb/s 00:00
orapwtsing 100% 1536 1.5kb/s 00:00
redo01.log 100% 50mb 25.0mb/s 00:02
redo02.log 100% 50mb 25.0mb/s 00:02
redo03.log 100% 50mb 25.0mb/s 00:02
sqlnet.log 100% 668 0.7kb/s 00:00
stdredo01.log 100% 50mb 16.7mb/s 00:03
stdredo02.log 100% 50mb 50.0mb/s 00:01
stdredo03.log 100% 50mb 50.0mb/s 00:01
stdredo04.log 100% 50mb 25.0mb/s 00:02
sysaux01.dbf 100% 490mb 18.9mb/s 00:26
system01.dbf 100% 520mb 21.7mb/s 00:24
temp01.dbf 100% 20mb 20.0mb/s 00:01
tsing1.ctl 100% 6928kb 6.8mb/s 00:01
undotbs01.dbf 100% 115mb 23.0mb/s 00:05
users01.dbf 100% 5128kb 5.0mb/s 00:00
[oracle@taixin-hr tsing]$