At last, according to the design method of DW, in actual application of Zhejiang Province floating populationinformationsystem, we establish DW of the snow flake schema.
最后，以浙江省暂住人口信息系统为背景，按照数据仓库的设计方法，构建了雪花型的暂住人口数据仓库。
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This paper introduces the process of data preparing processing of populationinformationsystem data mining, including the regulation of population system, data clearing, data converting and ect.