First page
Back
Continue
Last page
Graphics
Similar concept: cardinality
restriction
-
In a property restriction, the issue was to restrict the
possible values
of a property
-
In a cardinality restriction, the number
of
relations with that property is restricted
-
Eg: “a book being on offer” could be characterized as having at
least one price property
(i.e., the price of the book
has been established)