In distributed data stream processing system,a continuous query(CQ) network is generally executed in many computers and each has a continuous query sub-network.

• 在分布式数据流系统中,连续查询网络数据流通常需要在多台计算机上运行,其中每台计算机运行连续查询网络的一个子网,它们相互合作共同完成连续查询任务。