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startup nomount
startup mount
startup open (startupµÄĬÈÏÑ¡Ïî)
ÆäËû³£ÓõIJÎÊý£ºread only ,read write ,force,restrict
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startup nomount
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[oracle@localhost dbs]$ pwd
/oracle/orc10g/product/10.1.0/db_1/dbs
[oracle@localhost dbs]$ mv initorcl.ora initorcl1.ora
[oracle@localhost dbs]$ mv spfileorcl.ora spfileorcl1.ora
SYS@orcl>shutdown abort
ORACLE instance shut down.
SYS@orcl>startup nomount
ORA-01078: failure in processing system parameters
LRM-00109: could not open parameter file '/oracle/orc10g/product/10.1.0/db_1/dbs/initorcl.ora'
SYS@orcl>
#±£³Ö²ÎÊýÎļþÕýÈ·£¬Ð޸ĿØÖÆÎļþÃû³Æ
[oracle@localhost orcl]$ pwd
/oracle/orc10g/oradata/orcl
[oracle@localhost orcl]$ mv control01.ctl control01a.ctl
[oracle@localhost orcl]$ mv control02.ctl control02a.ctl
[oracle@localhost orcl]$ mv control03.ctl control03a.ctl
.....
SYS@orcl>startup nomount
ORACLE instance started.
Total System Global Area 167772160 bytes
Fixed Size 778212 bytes
Variable Size 61874204 bytes
Database Buffers 104857600 bytes
Redo Buffers 262144 bytes
SYS@orcl>
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SYS@orcl>alter database mount;
alter database mount
*
ERROR at line 1:
ORA-00205: error in identifying


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