What are dimensions in OLAP

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What are dimensions in OLAP ?

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Dimensions are the categories of data analysis. For example, in a revenue report by month by sales region, the two dimensions needed are time and sales region. Typical dimensions include product, time, and region.

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Can you explain the star schema for OLAP
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What are the different types of joins? What is the difference between them
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What are levels in dimensions
What are levels in dimensions ? Dimensions are arranged in hierarchical levels, with unique positions within each level. For example, a time dimension may have four levels, such as Year, Quarter, Month, and Day. Or the dimension might have only three levels, for example, Year, Week, and Day. The val... 2007-10-25, 5312👍, 0💬

What are dimensions in OLAP
What are dimensions in OLAP ? Dimensions are the categories of data analysis. For example, in a revenue report by month by sales region, the two dimensions needed are time and sales region. Typical dimensions include product, time, and region. 2007-10-25, 5134👍, 0💬

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