To represent an IS-A relationship in a relational database design,the IS-A relationship must be converted into a HAS-A relationship.

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To represent an IS-A relationship in a relational database design, it is not necessary to convert it into a HAS-A relationship. There are different approaches and techniques to represent inheritance or IS-A relationships in a database, such as single table inheritance, multiple table inheritance, or class table inheritance. These methods involve different trade-offs in terms of complexity, scalability, flexibility, and performance, and should be selected based on the specific requirements and constraints of the application.

To Represent an IS-A Relationship in a Relational Database Design,the