Primary key

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

In the relational model of databases, a primary key is a designated set of attributes (column(s)) that can reliably identify and distinguish between each individual record in a table.

Excerpt from the Wikipedia article “Primary key”, under the CC BY-SA 4.0 license. Read the article on Wikipedia