Liang, Weifa; Wang, Hui; Orlowska, Maria
A range query applies an aggregation operation (e.g., SUM) over all selected cells of an OLAP data cube where the selection is specified by providing ranges of values for numeric dimensions. Range sum queries on data cubes are a powerful analysis tool. Many applications domains requir that data cubes are updated often and the information provided by analysis tools are current or 'near current'. Existing techniques for range sum queries on data cubes, however, can incur update costs in the order...[Show more]
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