file AI home dmi option evel from host ces

服務名 --根據業務需求修改 [oracle@king01 ~]$ sqlplus / as sysdba SQL> show parameter service_names; NAME TYPE VALUE ------------------------------------ --------------------------------- ------------------------------ service_names string king 實例名 --允許修改不建議修改 SQL> show parameter instance_name NAME TYPE VALUE ------------------------------------ --------------------------------- ------------------------------ instance_name string king 數據庫名 --不允許修改 SQL> show parameter db_name NAME TYPE VALUE ------------------------------------ --------------------------------- ------------------------------ db_name string king 監聽器 [oracle@king01 ~]$ cd $ORACLE_HOME/network/admin [oracle@king01 admin]$ cat listener.ora # listener.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/listener.ora # Generated by Oracle configuration tools. LISTENER = (DESCRIPTION_LIST = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = king01)(PORT = 1521)) --協議，主機，端口 ) ) ADR_BASE_LISTENER = /u01/app/oracle [oracle@king01 ~]$ lsnrctl start LSNRCTL for Linux: Version 11.2.0.4.0 - Production on 29-JUN-2018 10:02:26 Copyright (c) 1991, 2009, Oracle. All rights reserved. Starting /u01/app/oracle/product/11.2.0/db_1/bin/tnslsnr: please wait... TNSLSNR for Linux: Version 11.2.0.4.0 - Production System parameter file is /u01/app/oracle/product/11.2.0/db_1/network/admin/listener.ora Log messages written to /u01/app/oracle/diag/tnslsnr/king01/listener/alert/log.xml Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=king01)(PORT=1521))) Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=king01)(PORT=1521))) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for Linux: Version 11.2.0.4.0 - Production Start Date 29-JUN-2018 10:02:26 Uptime 0 days 0 hr. 0 min. 0 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/app/oracle/product/11.2.0/db_1/network/admin/listener.ora Listener Log File /u01/app/oracle/diag/tnslsnr/king01/listener/alert/log.xml Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=king01)(PORT=1521))) The listener supports no services The command completed successfully [oracle@king01 ~]$ lsnrctl status LSNRCTL for Linux: Version 11.2.0.4.0 - Production on 29-JUN-2018 10:03:41 Copyright (c) 1991, 2009, Oracle. All rights reserved. Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=king01)(PORT=1521))) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for Linux: Version 11.2.0.4.0 - Production Start Date 29-JUN-2018 10:02:26 Uptime 0 days 0 hr. 1 min. 15 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/app/oracle/product/11.2.0/db_1/network/admin/listener.ora Listener Log File /u01/app/oracle/diag/tnslsnr/king01/listener/alert/log.xml Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=king01)(PORT=1521))) Services Summary... Service "king" has 1 instance(s). --通過PMON動態註冊的服務名 Instance "king", status READY, has 1 handler(s) for this service... Service "kingXDB" has 1 instance(s). Instance "king", status READY, has 1 handler(s) for this service... The command completed successfully 客戶端（本地命名方式） [oracle@king02 ~]$ cd $ORACLE_HOME/network/admin [oracle@king02 admin]$ cat tnsnames.ora # tnsnames.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/tnsnames.ora # Generated by Oracle configuration tools. KING = --連接字符串（網絡服務名）根據業務需求修改 (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.201)(PORT = 1521)) --協議，主機，端口 (CONNECT_DATA = (SERVER = DEDICATED) --專用服務器模式 (SERVICE_NAME = king) --與服務名保持一致 ) ) [oracle@king02 ~]$ sqlplus sys/oracle@king as sysdba --用戶名/密碼@連接字符串（網絡服務名） SQL*Plus: Release 11.2.0.4.0 Production on Fri Jun 29 10:06:52 2018 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> select * from dual; DUM --- X

總結：listener.ora文件中的協議，主機，端口，與通過PMON動態註冊的服務名，與tnsnames.ora文件中的協議，主機，端口，服務名需要保持一致，客戶端才可以正常連接數據庫服務器。

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