primary key
The primary key is a key, which usually identifies an instance in the database. Often, however, primary keys are unique only in a local scope, i.e. in a collection typically owning its instances.
Generalisations: key
Referenced in
The primary key is a key, which usually identifies an instance in the database. Often, however, primary keys are unique only in a local scope, i.e. in a collection typically owning its instances.