primary key

English

Noun

primary key (plural primary keys)

1. (computing, databases) 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.

Related terms

• candidate key
• foreign key

Translations

key in database table

• Chinese:

  Mandarin: 主鍵／主键, 主键 (zhǔjiàn), 主碼／主码, 主码 (zhǔmǎ)

• Czech: primární klíč m
• Esperanto: ^{(please verify)} ĉefŝlosilo
• Finnish: pääavain
• French: clé primaire (fr) f
• German: Primärschlüssel m
• Hungarian: elsődleges kulcs (hu)
• (deprecated template usage) {{trans-mid}}
• Japanese: 主キー (shu-kī)
• Romanian: cheie primară
• Russian: перви́чный ключ m (pervíčnyj ključ)
• Serbo-Croatian:

  Cyrillic: примарни кључ m

  Roman: primarni ključ m

• Swedish: primärnyckel c
• Turkish: birincil anahtar