The OLAP data cube is best suited to reports that provide aggregated information, such as the number of work items that meet a set of criteria.
olap多维数据集最适合于提供聚合信息的报表，例如满足一组条件的工作项数。
If you want to create reports that show trends over time, such as burn-down or progress charts, you can most easily create them from the OLAP data cube.
若要创建显示一段时间内的趋势的报表(如减弱图表或进度图表)，则通过olap多维数据集可以最轻松地创建此类报表。
Graphical tool for creating physical data models, DB2 SQL-based warehouse construction data flows, and OLAP cube models.
用于创建物理数据模型的图形化工具，DB 2基于SQL的数据仓库结构数据流，以及olap多维数据集模型。
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