primary key

Meaning

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.

Synonyms

unique key

prime key

base key

Translations

chave primária

chiave primaria

primaire sleutel

Primärschlüssel

clave principal

clave primaria

birincil etki alanı denetleyicisi

مفتاح أساسي

πρωτεύον κλειδί

Notes

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