Construct Entity Relationship Diagram (ERD) for the scenario given. Include all the actual and associative entities, attributes of each entity assuming the primary key, foreign key and not null constraints, relationship between the entities with cardinality constraints. Use Crow's Foot Notation. State any assumptions necessary to support your design. Royal Oman Police inspects their vehicles for keeping them tuned up. Every vehicle is identified by Vehicle Identification Number, make, model and engine capacity. There is a police owner for all vehicles who drives vehicles. The police owner is identified by police ID, name, office location and mobile number. Each police will have one vehicle and every vehicle will be driven by only one police. Some Vehicle requires to be inspected every year. The department requires to record the details of inspection with attributes inspectionID, date, and results. Each inspection will require atleast 1 inspector who will do different tasks on each inspection. Vehicle inspector is identified by inspector id, inspector name, and date of joining. Each inspector will perform one or more vehicle inspection or may not inspect any vehicle.
Construct Entity Relationship Diagram (ERD) for the scenario given. Include all the actual and
associative entities, attributes of each entity assuming the primary key, foreign key and not null
constraints, relationship between the entities with cardinality constraints. Use Crow's Foot
Notation. State any assumptions necessary to support your design.
Royal Oman Police inspects their vehicles for keeping them tuned up. Every vehicle is
identified by Vehicle Identification Number, make, model and engine capacity. There is a
police owner for all vehicles who drives vehicles. The police owner is identified by police ID,
name, office location and mobile number. Each police will have one vehicle and every vehicle
will be driven by only one police. Some Vehicle requires to be inspected every year. The
department requires to record the details of inspection with attributes inspectionID, date,
and results. Each inspection will require atleast 1 inspector who will do different tasks on
each inspection. Vehicle inspector is identified by inspector id, inspector name, and date of
joining. Each inspector will perform one or more vehicle inspection or may not inspect any
vehicle.
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