When a single entity is related to itself then the relationship is termed as:
2018
When a single entity is related to itself then the relationship is termed as:
- A.
One-to-many
- B.
One-to-one
- C.
Many-to-many
- D.
Recursive
Attempted by 318 students.
Show answer & explanation
Correct answer: D
The correct option is D: Recursive. In database design, when a relationship exists between instances of the same entity type, it is called a recursive (or unary) relationship. For example, an "Employee" entity managing other instances of the "Employee" entity represents a self-referencing structure.