这通常是由于 TNS(Transparent Network Substrate)配置问题或环境变量设置不正确导致的。下面我将根据提示逐步解释如何解决这个问题: 1. 确认错误代码“ORA-12154”的含义 ORA-12154 错误表示“TNS: 无法解析指定的连接标识符”。这通常意味着 Oracle 客户端在尝试连接到数据库时,无法根据提供的连接标识符(如服务名或...
在使用expdp进行数据库导出时,若遇到ORA-12154错误:“TNS:无法解析指定的连接标识符”,需要采取以下步骤进行解决。步骤1:首先确认schemas的定义是否准确无误。确保在导出语句中使用的schemas名称与数据库中实际存在的模式名称完全一致。步骤2:如果步骤1中不存在问题,接下来应考虑检查与数据库连接相关的设...
Primavera P6 Professional Project Management - Version 5.0 and later: Error 'ORA-12154: TNS could not resolve the connect identifier specified' or 'TNS:listener coul
打开你的ORACLE的network配置 ADMIN目录下有个文件tnsnames.ora 查看有没有配置好服务,也可以按照上面的例子自己手工写进去 如xxx = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = xxx.xx.xx.xxx)(PORT = 1521)))(CONNECT_DATA = (SERVICE_NAME = xxx)))...
www.dba-oracle.com/t_ora_12154_tns_resolve_service_name.htm check environment for this error ORA-12154: TNS:could not resolve the connect identifier specified TNS_ADMIN=C:oracleproduct10.2.0client_1NETWORKADMIN Anonymous February 14, 20...
里连的时候,不识别这个实例。报ORA-12154 错误: ORA-12154: TNS: 无法解析指定的连接标识符 ...
1.SQL Server (and oracle net libraries) is not able to get the TNS alias from tnsnames.ora file. 2.Something is wrong with the way the alias is created in the tnsnames.ora file (incorrect syntax) 3.TNS alias could not be resolved into a connect descriptor ...
www.dba-oracle.com/t_ora_12154_tns_resolve_service_name.htmcheck environment for this error ORA-12154: TNS:could not resolve the connect identifier specified TNS_ADMIN=C:oracleproduct10.2.0client_1NETWORKADMIN Anonymous February 14, 2013
Error ORA-12154: TNS:could not resolve the connect identifier specified 04-04-2024 12:17 PM I looked at the other answers before opening this one, so the tnsnames is in the right place and I'm not really sure about how to connect with the server, or if this error i...