// 服务名:通常是其全局数据库名(Oracle Net Configuration // Assistant: Net 这样解释),我理解为就是要连接的远程数据库名。string strConnect;// 未配置本地客户端strConnect = "Provider=OraOLEDB.Oracle.1;Password = ***;Persist Security Info=True;User ID= ***;Data Source=/"(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PROTOCOL = TCP)(HOST = 服务器端IP地址)(PORT = 1521)))(CONNECT_DATA = (SERVICE_NAME = 服务名)))/"";// 配置本地客户端 Net 服务名strConnect = "Provider=MSDAORA.1;Password=***;User ID=***;Data Source=服务名;Persist Security Info=True";