Question: Consider the following ER diagram for a Ship Tracking database. Extract from this ER diagram the requirements and constraints that resulted in this schema. Try

Consider the following ER diagram for a Ship Tracking database. Extract from this ER diagram the requirements and constraints that resulted in this schema. Try to be as precise as possible in your requirements and constraints specification. Date Time stamp SHIP MOVEMENT Time Longitude N Latitude HISTORY Type Tonnage Hull Sname N SHIP TYPE SHIP TYPE Owner N Start date End dato HOME PORT SHIP AT PORT PORT_VISIT Continent Name N IN STATE/COUNTRY Prame PORT Name N ON SEA OCEAN/LAKE

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