例如，分析应用程序可能需要按产品、地区和日期(三个维)获取一个大型事实表中的销售信息。
For example, an analytical application might require sales information contained in a large fact table to be retrieved by product, by region, and by date (three dimensions).
第一个是 Items 表，它跟踪有关所销售商品的信息和客户的相关评论。
The first is an Items table that tracks information about items for sale and comments that customers have made about them.
天气预报、损益表和销售趋势属于信息。
Information is a prediction of the weather, a profit-and-loss statement, and a sales trend.
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