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    DOLAP
    2003
    ACM
    109views Information Technology» more  DOLAP 2003»
    Hierarchical dwarfs for the rollup cube
    16 years 18 days ago
    Hierarchical dwarfs for the rollup cube
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    The data cube operator exemplifies two of the most important aspects of OLAP queries: aggregation and dimension hierarchies. In earlier work we presented Dwarf, a highly compress...
    Yannis Sismanis, Antonios Deligiannakis, Yannis Ko...
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