ERROR at line 1: ORA-12154: TNS:could not resolve service name 很明顯,相當(dāng)于服務(wù)端未配置tnsname,因此找不到遠(yuǎn)程數(shù)據(jù)庫的service name配置。 建立過程: 1、建立方的服務(wù)端配置遠(yuǎn)程數(shù)據(jù)庫的tnsname配置。 2、tnsping 遠(yuǎn)程數(shù)據(jù)庫tnsnames配置名稱,可以通。 3、sqlplus登錄后執(zhí)行: SQL> create database link ...
ORA-12154: TNS:could not resolve service name Enter user-name: ERROR: ORA-01017: invalid username/password; logon denied Enter user-name: cy/zh@rac1 ERROR: ORA-12154: TNS:could not resolve service name SP2-0157: unable to CONNECT to ORACLE after 3 attempts, exiting SQL*Plus ...