In a Column Database, Column Orientation Allows for a Higher

question 21

Short Answer

In a column database, column orientation allows for a higher level of data ____________________ because there are often many similar, if not identical, entries in a single column.

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Definitions:

Variance

A measure of the dispersion or spread of a set of data points around their mean; it quantifies the degree to which these points differ from the mean.

Original Data

The initial dataset collected or received before any processing, manipulation, or analysis has been done.

Independent Events

Events whose occurrence or outcome is not influenced by the occurrence or outcome of another event.

P(A and B)

The probability that both events A and B occur.