用触发器和透明网关或者通用连接
http://www.ccw.com.cn/htm/center/prog/03_1_8_2.asp http://search.csdn.net/Expert/topic/1973/1973284.xml?temp=.1008875
http://www.ccw.com.cn/htm/center/prog/03_1_8_2.asp http://search.csdn.net/Expert/topic/1973/1973284.xml?temp=.1008875
请问具体如何实现阿?