Question

what is Mapping Cardinalities???​

Answer 1

Answer:

A mapping cardinality is a data constraint that specifies how many entities an entity can be related to in a relationship set.

Answer 2

A mapping cardinality is a data constraint that specifies how many entities an entity can be related to in a relationship set. Example: each customer can purchase as many kinds of flyrods as they want (a constraint on Purchased), but can have only one favorite flyrod/fly combination (a constraint on Fave-Combo).

⬆️⬆️ Copy pasted from the first website I saw on my first search .

Have a great day sissy !!