数据文件丢失之后的恢复

王朝other·作者佚名  2006-01-09
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SQL> startup

ORACLE instance started.

Total System Global Area 73109664 bytes

Fixed Size 73888 bytes

Variable Size 56086528 bytes

Database Buffers 16777216 bytes

Redo Buffers 172032 bytes

Database mounted.

ORA-03113: end-of-file on communication channel

我的环境是linux9 oracle 8.1.7.4

出现问题的当时是,一台机器连到上面做insert into 操作,数据大概有63万条。

正在执行的过程中因为到了下班的时间,服务器设置的定时自动关机的功能,服务器

在五点半的时候关机,导致insert into 操作中断,等服务器起来之后,提示一个表数据文件有问题,我就执行了

shutdown immediate

startup mount

recover datafile '/datafile.dbf'

提示恢复成功

startup

就出现上面的错误提示

终于搞定了,采取的步骤是把,受到影响的表空间何数据文件drop 掉

SQL> startup

ORACLE instance started.

Total System Global Area 73109664 bytes

Fixed Size 73888 bytes

Variable Size 56086528 bytes

Database Buffers 16777216 bytes

Redo Buffers 172032 bytes

Database mounted.

ORA-03113: end-of-file on communication channel

SQL> conn system/manager as sysdba

Connected.

SQL> select name from datafiles

2 ;

select name from datafiles

*

ERROR at line 1:

ORA-01219: database not open: queries allowed on fixed tables/views only

SQL> select name from v$datafile

2 ;

NAME

--------------------------------------------------------------------------------

/u01/oradata/EMCDB/system01.dbf

/u01/oradata/EMCDB/tools01.dbf

/u01/oradata/EMCDB/rbs01.dbf

/u01/oradata/EMCDB/temp01.dbf

/u01/oradata/EMCDB/users01.dbf

/u01/oradata/EMCDB/indx01.dbf

/u01/oradata/EMCDB/drsys01.dbf

/u01/oradata/EMCDB/EMCBASE.dbf

/home/oracle/test.dbf

/home/adonis/dwbx_wmstat.dbf

//home/adonis/iwbx_wmindx.dbf

11 rows selected.

SQL> alter database datafile '//home/adonis/iwbx_wmindx.dbf' offline

2 ;

alter database datafile '//home/adonis/iwbx_wmindx.dbf' offline

*

ERROR at line 1:

ORA-01145: offline immediate disallowed unless media recovery enabled

SQL> alter database datafile '//home/adonis/iwbx_wmindx.dbf' offline drop;

Database altered.

SQL> alter database datafile '/home/adonis/dwbx_wmstat.dbf' offline drop;

Database altered.

SQL> alter database open;

alter database open

*

ERROR at line 1:

ORA-03113: end-of-file on communication channel

SQL> select name from v$tablespace;

select name from v$tablespace

*

ERROR at line 1:

ORA-03114: not connected to ORACLE

SQL> connect system/manager as sysdba;

Connected.

SQL> select name from v$tablespace;

NAME

------------------------------

SYSTEM

TEMP

RBS

INDX

USERS

DRSYS

TOOLS

EMCBASE

TEST_USER

DWBX_WMSTAT

IWBX_WMINDX

11 rows selected.

SQL> alter database tablespace 'DWBX_WMSTAT' offline;

alter database tablespace 'DWBX_WMSTAT' offline

*

ERROR at line 1:

ORA-02231: missing or invalid option to ALTER DATABASE

SQL> drop tablespace DWBX_WMSTAT;

drop tablespace DWBX_WMSTAT

*

ERROR at line 1:

ORA-01549: tablespace not empty, use INCLUDING CONTENTS option

SQL> drop tablespace DWBX_WMSTAT INCLUDING CONTENTS;

Tablespace dropped.

SQL> drop tablespace IWBX_WMINDX INCLUDING CONTENTS;

Tablespace dropped.

SQL> alter database open

2 ;

alter database open

*

ERROR at line 1:

ORA-01531: a database already open by the instance

database open success!!!!!

 
 
 
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