Binary Relation

Binary Relation: A relationship type of degree two is called binary relationship in the E-R Model of the relationship in the database. A binary relationship is the relationship between the instances of two entity types of the same data file of the same organization. It is the most common type of relationship countered in E-R data modeling of the database in the same organization. It is one of the famous relationship in  database

A binary relationship is further divided into

  1. One-to-one Relationship
  2. One-to-many Relationship
  3. Many-to-many Relationship