$$ RELATIONAL SCHEMA & MAPPING

$($Below is an example, you should create your own Relational Schema related to your project. Do not forget to show your PKs $($underlined$)$ and FKs $($dotted$).)$

$($Show the intermediate steps $!!!$

$$ Mapping a regular entity

$$ Mapping a composite attribute

$$ Mapping a multivalued attribute

$$ Mapping Weak Entities

$$ Mapping Binary Relationships

$$ Mapping Unary Relationships

$)$