Papers by Keyword: Distributed Data Warehouse

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Authors: Bao Qin Yu, Tai Yong Wang, Jun Zhang, Guo Qin Li
Abstract: The cost budget of distributed enterprises depends on large quantities of operating data and aggregates data. Policymakers of these enterprise groups work out their cost budget according to their subjective judgement and experience. The reasons for their doing so are that scattered data memory is short of unified format and standardization and that current data fail to reflect their dynamic changes,etc. Here for the benefit of policymakers of the concerned enterprises and by making use of the cost of the enterprise logistics, analysis of the cost management and that of development of decision support prototype system are being conducted.The technical management of distributed date warehouse, heterogeneous data source in the integrated subsidiary and heterogeneous model based on my ETL design ,that is based on a kind of new data algorithm which is developed by utilizing mode matching and data-filtering technology. It can accelerate the speed of data renewal, filter the heterogeneous data , seek out different sets of data ,and offer the data basis for further decision from policymakers. It has been proved to be efficient by its successful application in the corporation working on distributed enterprises.
Authors: Lin He, Yan Chen, Lan Ying Liu, Ning Men
Abstract: Through analysis of large sample data of freeway traffic block event, the data source of freeway traffic block is found out and summarized. Based on that, this paper propose a national level, distributed, freeway traffic block multidimensional data warehouse (FTBMDW) , and present the concept model , logical model and physical models of the data warehouse. The purpose of the FTBMDW is to support inter-provincial and inter-regional freeway traffic block analysis with reliable data.
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