The CHECK Constraint Is Used to Define a Condition for the Values

question 63

True/False

The CHECK constraint is used to define a condition for the values that the attribute domain cannot have.

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Definitions:

Blepharitis

An inflammation of the eyelids, typically involving the part where the eyelashes grow and resulting in red, irritated, itchy eyelids, and the formation of dandruff-like scales on the eyelashes.

Hyperopia

A common vision condition, also known as farsightedness, where distant objects are seen more clearly than near objects.

Glaucoma

A group of eye conditions that damage the optic nerve, often associated with abnormally high pressure in the eye, leading to vision loss.

Intraocular Pressure

The fluid pressure within the eye, essential for maintaining the eye’s shape and optimal optical properties but can lead to glaucoma if elevated.