-- 更改服务名的方法
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SQL> alter system set service_names = 'ORA11GR2';
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-
System altered.
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-
SQL> startup force
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ORACLE instance started.
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-
Total System Global Area 830930944 bytes
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Fixed Size 2257800 bytes
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Variable Size 536874104 bytes
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Database Buffers 289406976 bytes
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Redo Buffers 2392064 bytes
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Database mounted.
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Database opened.
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SQL> show parameter name
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-
NAME TYPE VALUE
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------------------------------------ ----------- ------------------------------
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cell_offloadgroup_name string
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db_file_name_convert string ORA11GR2, ORA11GR2
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db_name string ORA11GR2
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db_unique_name string ORA11GR22
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global_names boolean FALSE
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instance_name string ORA11GR22
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lock_name_space string
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log_file_name_convert string ORA11GR2, ORA11GR2
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processor_group_name string
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service_names string ORA11GR2
-- 更改监听
-- 'ORA11GR22' 更改为 'ORA11GR2'
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[oracle@lzb admin]$ vim listener.ora
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# listener.ora Network Configuration File: /u01/app/oracle/oracle/product/11.2.0/dbhome_1/network/admin/listen
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er.ora
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# Generated by Oracle configuration tools.
-
-
LISTENER =
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(DESCRIPTION_LIST =
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(DESCRIPTION =
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(ADDRESS = (PROTOCOL = TCP)(HOST = lzb)(PORT = 1521))
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(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
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)
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)
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-
ADR_BASE_LISTENER = /u01/app/oracle
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-
SID_LIST_listener=
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(SID_LIST=
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(SID_DESC=
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(GLOBAL_DBNAME= ORA11GR2)
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(SID_NAME= ORA11GR2)
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(ORACLE_HOME=/u01/app/oracle/oracle/product/11.2.0/dbhome_1)
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)
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)
-- 更改连接字符串
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[oracle@lzb admin]$ vim tnsnames.ora
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# tnsnames.ora Network Configuration File: /u01/app/oracle/oracle/product/11.2.0/dbhome_1/network/admin/tnsnam
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es.ora
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# Generated by Oracle configuration tools.
-
-
ORA11GR22 =
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(DESCRIPTION =
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(ADDRESS_LIST =
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(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.11)(PORT = 1521))
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)
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(CONNECT_DATA =
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(SERVICE_NAME = ORA11GR2)
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)
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)
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ORA11GR2 =
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(DESCRIPTION =
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(ADDRESS_LIST =
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(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.10)(PORT = 1521))
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)
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(CONNECT_DATA =
-
(SERVICE_NAME = ORA11GR2)
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)
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)
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-
ORA11GR21 =
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(DESCRIPTION =
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(ADDRESS_LIST =
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(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.0.12)(PORT = 1521))
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)
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(CONNECT_DATA =
-
(SERVICE_NAME = ORA11GR2)
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)
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)
/*
更改 service_names 参数,需要更改监听和连接字符串,才能保证 DG 的正常运行
*/
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