primary key
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 Translations
  • French: clé primaire
  • German: Primärschlüssel
  • Russian: перви́чный ключ



This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003
Offline English dictionary