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What does a multidimensional cube's internal structure look like?

We all know what a relational data model looks like, and most know what a star schema looks like, but what about the structure of a multidimensional database (OLAP cube)? I am assuming it is some sort ...
1
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Records are discarded if parent dimension refers to a child record that doesn't exist.

I stumbled upon the following issue in SQL Server Analysis Services (SSAS) When processing a Cube database. I have a dimension that has sub dimensions, however if the parent record refers to a child ...