On demand of analysis subject and dimension , we create some data elements on base of input data elements , and correctly evaluate new value to new data elements by relative procedure . data warehouse ’ s data come from many data sources , and there are different code indications for same data . before data enter database , we must standard the data by program , so we build a set of standard code warehouse and build the relationship of other systems ’ codes in process of data integration 本文提出的从电信企业内部bss / oss系统中进行数据抽取,根据分析和决策的需要对抽取到的数据进行数据整理和转换,将数据加载到数据仓库中,根据数据仓库是面向主题的、集成的、不可更新的(稳定性) 、随时间不断变化(不同时间)的特点,进行数据存储,利用oltp技术实现前台的展现,并可以通过数据挖掘方法实现对数据深层次信息的探索。
