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ۼ : 07-05-07 17:11
oracle arhcive mode
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Oracle 9i no archive mode archive mode

Oracle9i ʹ ʱ Ķ͸ ϴ initSID.ora file ܿ Server Parameter File̶ Ҹ spfileSID.ora ϴ. ̿ϸ DB  ߿ Parameter ְ Ǹ鼭 Parameter ͺ̽ ٽ ϴ ֽϴ.

̷ 氡 ʱ Ķʹ Ȯ մϴ.

SQL> select name, issys_modifiable from v$parameter;

NAME                                                             ISSYS_MOD
---------------------------------------------------------------- ---------
tracefile_identifier                                             FALSE
processes                                                        FALSE
sessions                                                         FALSE
timed_statistics                                                 IMMEDIATE
timed_os_statistics                                              IMMEDIATE
resource_limit                                                   IMMEDIATE
license_max_sessions                                             IMMEDIATE
license_sessions_warning                                         IMMEDIATE
cpu_count                                                        FALSE
instance_groups                                                  FALSE
event                                                            FALSE
shared_pool_size                                                 IMMEDIATE
sga_max_size                                                     FALSE
shared_pool_reserved_size                                        FALSE
large_pool_size                                                  IMMEDIATE
java_pool_size                                                   FALSE
java_soft_sessionspace_limit                                     FALSE
java_max_sessionspace_size                                       FALSE
pre_page_sga                                                     FALSE
shared_memory_address                                            FALSE
hi_shared_memory_address                                         FALSE
use_indirect_data_buffers                                        FALSE

߷
..

issys_modifiable Ʒ 3 ǥõǴµ ǹ̴ ϴ.

FLASE : static parameter scope=spfileθ ϴ. ص DB ٽ ġ ˴ϴ.

IMMEDIATE : ϸ session ٷ Ĩϴ.

DEFERRED : ĺ ӵǴ session ޽ϴ.

alter system 3  DB ٷ ִ IMMEDIATE, DEFERRED Դϴ.

-------------------------------------------------------------
No Archive Mode  DB Archive Log Mode մϴ.
-------------------------------------------------------------

SQL>  show parameter spfile;

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
spfile                               string      %ORACLE_HOME%DATABASESPFILE%
                                                 ORACLE_SID%.ORA

SQL> alter system set log_archive_start=true scope=spfile;

System altered.

SQL> alter system set log_archive_dest = 'C:oracleora92databasearchive' scop
e=spfile;

System altered.

SQL> alter system set log_archive_format='%T_%S.ARC' scope=spfile;

System altered.


SQL> shutdown immediate

Database closed.
Database dismounted.
ORACLE instance shut down.

SQL> -- Ʒ alter database mount øϴ١

SQL> startup mount  

ORACLE instance started.

Total System Global Area   76618332 bytes
Fixed Size                   453212 bytes
Variable Size              62914560 bytes
Database Buffers           12582912 bytes
Redo Buffers                 667648 bytes
Database mounted.

SQL> alter database archivelog;

Database altered.


SQL> archive log list;

Database log mode              Archive Mode
Automatic archival             Enabled
Archive destination            C:oracleora92databasearchive
Oldest online log sequence     285
Next log sequence to archive   287
Current log sequence           287

SQL> alter database open;

Database altered.


SQL> -- Archive Log ̴ Ȯϱ Ϻη α ġ մϴ. ̷ log_archive_dest 丮 ø ī̺ α ̴ϴ.

SQL> alter system switch logfile;
System altered.


SQL> -- DB  ߿ Parameter ϰ init.ora ϰ spfile ȭ
ʾҴٸ Parameter Ұ ǹǷ Ʒ ȭ ϵ մϴ.

SQL> create pfile from spfile;

File created.


spfile scope 3 ִµ ϴ.

memory : ¿ ġ ͺ̽ ٽ ۵Ǹ ݿ ʰ · ưϴ.

spfile : spfile ǰ ¿ ġ ʽϴ.  ߿ ٷ Ͽ ٽ ۾̴ ݿ Ұ Դϴ.

both : ǿ ٷ ݿϰ spfile ݿ DB ÿ ġ մϴ.


 
 

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