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Oracle ORA-12154: TNS:could not resolve service name 解决办法

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Release: 2016-06-07 17:09:27
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Oracle ORA-12154: TNS:could not resolve service name 解决办法

问题描述:在执行sqlldr时出错,以下是错误信息

C:\Documents and Settings\Administrator>sqlldr username/password@Statistics control='controlfile.txt' log='log.txt'


SQL*Loader: Release 9.2.0.8.0 - Production on 星期五 1月 6 11:23:55 2012


Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.


SQL*Loader-704: Internal error: ulconnect: OCIServerAttach [0]
ORA-12154: TNS:could not resolve service name

但是pl/sql工具用这个连接名就可以连接上。


解决方法:

1、

SQL*PLUS连接报错,错误显示:ORA-12154: TNS:could not resolve service name

使用Oracle的tnsping命令测试报错,,错误显示:TNS-03505: 未能分解名称

2、用oracle的tnsping命令测试


TNS-12533: TNS:illegal ADDRESS parameters

分析错误信息可以,ADDRESS参数不合法。


原来PROTOCOL=TCP前少了一个左括号。正确配置如下

Statistics=
(DESCRIPTION=
(ADDRESS_LIST =
(ADDRESS=(PROTOCOL=TCP)(HOST =10.20.30.12)(PORT = 1521))
)
(CONNECT_DATA=
(SERVER=DEDICATED)
(SERVICE_NAME=oralce_servicename)
)
)

linux

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