Give an example of a supertypesubtype relationship, other than one shown in this text. Illustrate your answer using an IE Crows Foot E-R diagram. Define the three types of recursive binary...

Give an example of a supertype–subtype relationship, other than one shown in this

text. Illustrate your answer using an IE Crow’s Foot E-R diagram.

Define the three types of recursive binary relationships, and give an example of

each, other than the ones shown in this text.