Name and describe three types of binary relationships.
Ask by Sumit Kesarwani
Updated 22 Sep 2020
1:1 - a single entity instance of one type is related to a single-entity instance of another type.
1:N - a single entity instance of one type is related to many-entity instances of another type.
M:N - many-entity instances of one type relate to many-entity instances of another type.