primary key

English

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primary key

Wikipedia

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 (zhǔjiàn), 主碼 / 主码 (zhǔmǎ) Czech: primární klíč m Esperanto: (please verify) ĉefŝlosilo Finnish: pääavain French: clé primaire (fr) f German: Primärschlüssel m Greek: πρωτεύον κλειδί (el) n (protévon kleidí) Hungarian: elsődleges kulcs (hu) Japanese: 主キー (shu-kī) Polish: klucz główny m, klucz podstawowy m 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