A UNIQUE Constraint Is the Same as a PRIMARY KEY

question 9

True/False

A UNIQUE constraint is the same as a PRIMARY KEY constraint,except that it will accept NULL values.​

---

Definitions:

Physiological Exhaustion

A state of extreme physical or mental fatigue resulting from severe stress or overexertion, impairing bodily functions.

Sympathetic Nervous System

A part of the autonomic nervous system that activates the body's fight-or-flight response.

Adrenal Medulla

The inner part of the adrenal glands that secretes adrenaline and noradrenaline, hormones involved in the body's stress response.

Catecholamines

A group of neurotransmitters, including dopamine, norepinephrine, and epinephrine, that are involved in the body's response to stress.