两个问题可能导致这种情况. 1.先检查你的TNS配置是否正确,例如: PAZQTEST02 = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 10.25.153.16)(PORT = 1521)) ) (CONNECT_DATA = (SERVICE_NAME = pazqtest02) ) ) 2.检查你的服务里面监听服务是否启动.
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