نتایج جستجو برای: data warehouse
تعداد نتایج: 2412777 فیلتر نتایج به سال:
We believe that, to manage Web data effectively, there is a need to build a data warehouse of Web data, i.e. a Web warehouse. In this paper, we focus on how to represent and store relevant hyperlinked Web documents effectively in a Web warehouse called WHOWEDA (WareHouse Of WEb DAta) for further querying and manipulation. We present a simple and general model for representing metadata, structur...
Data warehouse is a repository of integrated data that is collected from various sources. Data warehouse has a capability of maintaining data from various sources in its view form. So, the view should be maintained and updated during changes of sources. Since the increase in updates may cause costly overhead, it is necessary to update views with high accuracy. Optimal Delta Evaluation method is...
The New Zealand Department of Social Welfare (DSW) has a large, well-established and successful corporate data warehouse. This warehouse first went into production in 1996. It has been continually enhanced since that time, and now services more than one government department. The hardware has been upgraded, the data quantity and sources have increased, and more vital information is being provid...
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