primary keys

A form of primary key — In the design of a database table, the primary key (abbreviated PK) is selected among the non-empty set of candidate keys. The PK is a column (or an irreducible group of columns) able to identify every row of the table.

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Meanings

noun
  1. pluralplural of primary key
Cite this entry
APA

primary keys. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/primary%20keys

MLA

“primary keys.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/primary%20keys. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “primary keys,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/primary%20keys.

Source: primary keys on Wiktionary, CC BY-SA 4.0.