Data Mining And Data Warehousing
Data Cube
Data Cube
A Data Cube is a multidimensional array of values, typically used to describe data along some dimensions. It’s a conceptual model for representing aggregated data across multiple dimensions.
Example:
For sales data, a 3D data cube could have:
- Dimensions: Product, Region, Time
- Measure: Sales amount
It is like a Rubik's Cube, where each cell holds a metric (e.g., total sales), and one can slice/dice to view specific cross-sections (e.g., all sales in Kathmandu for Q1).