广发核心系统项目概要设计书( 数据清理 ) V1.0 2013 年 11 月516389753.doc 【内部资料请勿外泄】第 2 页 共 12 页目录1概述 ............................................................................................................................................ 31.1理论背景 ............................................................................................................................. 31.2需求背景 ............................................................................................................................. 31.3功能清单 ........................................................................................... 错误!未定义书签。1.4关键策略 ............................................................................................................................. 41.5限制 /假设 .......................................................................................... 错误!未定义书签。2术语定义 .................................................................................................. 错误!未定义书签。2.1清理编号 ............................................................................................................................. 52.2清理类型 ............................................................................................................................. 52.3清理时间 ............................................................................................................................. 52.4保留期限 ............................................................................................................................. 62.5清理状态 ............................................................................................................................. 73数据结构 .................................................................................................................................... 83.1数据结构描述..........................................................