1. 环境： oracle 11g x64
2. sqlplus 可以正常使用，PLSQLDeveloper登录出错如下：
2. 解决方法：参考http://www.linuxidc.com/Linux/2012-09/69678.htm
时间： 2024-11-19 18:12:51
ORA-12514: TNS: listener does not currently know of service requested in connect descriptor
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