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ORA-12154: TNS:could not resolve the connect identifier specified. Solved.

时间:2023-10-24 12:29:21

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ORA-12154: TNS:could not resolve the connect identifier specified. Solved.

进入系统属性页面

rundll32.exe shell32.dll,Control_RunDLL sysdm.cpl,,3

并添加系统环境变量

ORACLE_HOME = ${path}TNS_ADMIND = ${path}\network\adminNLS_LANG = AMERICAN_AMERICA.ZHS16GBK

其中${path} = 从/technetwork/topics/winx64soft-089540.html下载的 instantclient-basic-windows.x64-12.2.0.1.0.zip 解压目录.

将${path}值追加进系统环境变量Path值,并在${path}下创建子目录\network\admin 并创建 tnsnames.ora 文件

注意:目标数据库需要创建监听并开启服务. 状态查询 参考命令 lsnrctl status

ora文件参考

# tnsnames.ora Network Configuration File: ${path}\network\admin\tnsnames.ora# Generated by Oracle configuration tools.#LISTENER_ORCL =# (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.18.148)(PORT = 1521))##ORACLR_CONNECTION_DATA =# (DESCRIPTION =# (ADDRESS_LIST =#(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))# )# (CONNECT_DATA =#(SID = CLRExtProc)#(PRESENTATION = RO)# )# )ORCL =(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.18.148)(PORT = 1521)))(CONNECT_DATA =(SERVER = DEDICATED)(SERVICE_NAME = orcl)))

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