Reply To: A supertype/subtype hierarchy is which of the following?

(a) Each subtype has only one attribute

(b) Each supertype has only one attribute

(c) Each subtype has only one supertype

(d) Each supertype has only one subtype

This question was posed to me in a national level competition.

This intriguing question comes from The Atomic Data Models and Business Models topic in section Planning Oracle Applications of Oracle

Home Modern › Forums › ORACLE › A supertype/subtype hierarchy is which of the following?

(a) Each subtype has only one attribute

(b) Each supertype has only one attribute

(c) Each subtype has only one supertype

(d) Each supertype has only one subtype

This question was posed to me in a national level competition.

This intriguing question comes from The Atomic Data Models and Business Models topic in section Planning Oracle Applications of Oracle › Reply To: A supertype/subtype hierarchy is which of the following?

(a) Each subtype has only one attribute

(b) Each supertype has only one attribute

(c) Each subtype has only one supertype

(d) Each supertype has only one subtype

This question was posed to me in a national level competition.

This intriguing question comes from The Atomic Data Models and Business Models topic in section Planning Oracle Applications of Oracle