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StarRing Big Data Open Lab
StarRing Big Data Open Lab
Aug 18, 2017 · Big Data

Cut OLAP Cube Storage Explosions: Proven Dimensionality Reduction Tricks with Rubik

This article explains why raw OLAP Cubes consume exponential storage, then details six practical dimensionality‑reduction methods—Aggregation Group, Mandatory Dimension, Joint Dimension, Derived Dimension, Hierarchy Dimension, and Partial Cube—showing how each can dramatically shrink materialized tables while preserving query performance.

Cube OptimizationData WarehousingOLAP
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Cut OLAP Cube Storage Explosions: Proven Dimensionality Reduction Tricks with Rubik