Gradient analysis is an important data analysis task in data warehousing and online analytical processing, which has played an important role in the application of decision support.
梯度分析是数据合库和联机分析处理中的一项重要分析任务，在决策支持中发挥着重要作用。
In any situations, this old fashioned method of shipping disks with data on them makes it impossible to meet the applications 'requirement (e. g., online data analysis and processing).
很多情况下，运送磁盘传送数据的老式方法已经无法满足应用程序的需求(例如，在线数据分析处理)。
It also discusses the concept and features of online analyzing and processing (OLAP), multi-dimensional data structure and multi-dimensional data analysis.
讨论了联机分析处理OLAP的概念、特性、多维数据结构、多维数据分析等技术。
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