A Bitmap Index Is Useful for Improving Queries on Columns

question 30

True/False

A Bitmap index is useful for improving queries on columns that have low cardinality.​

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Definitions:

Generating Information

The process of creating new data, ideas, or knowledge that was not previously known or available.

Neurons

The basic working units of the brain, specialized cells responsible for receiving, processing, and transmitting information through electrical and chemical signals.

Resting Potential

The difference in electric charge across the membrane of a neuron when it is not actively transmitting a signal, serving as a basis for neural excitation.

Electrical Charge

A physical property that causes objects to experience a force when placed in an electromagnetic field.