What is a relationship and what three types of relationships exist give an example of each of the three types of relationships?

What is a relationship and what three types of relationship exists?

There are three specific types of relationships that can exist between a pair of tables: one-to-one, one-to-many, and many-to-many. The tables participate in only one type of relationship at any given time. (You'll rarely need to change the type of relationship between a pair of tables.

What is relationship and its types?

An interpersonal relationship refers to the association, connection, interaction and bond between two or more people. There are many different types of relationships. This section focuses on four types of relationships: Family relationships, Friendships, Acquaintanceships and Romantic relationships.

What are the types of relationships with example?

Relation TypeConditionInverse RelationR-1 = {(b, a): (a, b) ∈ R}Reflexive Relation(a, a) ∈ RSymmetric RelationaRb ⇒ bRa, ∀ a, b ∈ ATransitive RelationaRb and bRc ⇒ aRc ∀ a, b, c ∈ A

What are relationships and relationship sets give example?

Relationship Type and Relationship Set: A relationship type represents the association between entity types. For example,'Enrolled in' is a relationship type that exists between entity type Student and Course. In ER diagram, relationship type is represented by a diamond and connecting the entities with lines.