Question
a.
Sparsity always reduces the number of rows in aggregate fact tables.
b.
Sparsity has no impact on the number of rows in aggregate fact tables.
c.
Sparsity can either increase or decrease the number of rows in aggregate fact tables.
d.
Sparsity increases the number of rows in aggregate fact tables.
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Q. What is the effect of sparsity on the number of rows in aggregate fact tables?
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