primary key
Hello, you have come here looking for the meaning of the word primary key. In DICTIOUS you will not only get to know all the dictionary meanings for the word primary key, but we will also tell you about its etymology, its characteristics and you will know how to say primary key in singular and plural. Everything you need to know about the word primary key you have here. The definition of the word primary key will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofprimary key, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Noun
primary key (plural primary keys)
- (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
key in database table
|