An Attribute or Combination of Attributes That Uniquely Identifies a Row

question 77

Short Answer

An attribute or combination of attributes that uniquely identifies a row in a relation is called a(n)________.

---

Definitions:

Neurofibrillary Tangles

Twists or tangles of filaments within nerve cells, especially prominent in the cerebral cortex and hippocampus, common in the brains of Alzheimer’s disease patients.

Alois Alzheimer

A German psychiatrist and neuropathologist best known for his identification of the first published case of "presenile dementia", which later came to be known as Alzheimer's disease.

Alzheimer's Disease

A progressive neurodegenerative disease characterized by memory loss, cognitive decline, and personality changes.

Ronald Reagan

The 40th President of the United States, serving from 1981 to 1989, known for his conservative economic policies and pivotal role in ending the Cold War.