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摘要: CDN对于动态Web应用的加速通常采用数据缓存或复制技术。针对论坛、博客服务提供商等为注册用户提供个人信息发布平台的网站,提出了一种基于用户的数据分割方法:将数据按所属注册用户进行分割,分布到离该用户最近的数据库系统中。将数据库UID操作分散到多个数据库系统,消除了单个数据库系统的I/O瓶颈。