Question: create a conceptual shema, logical schema, physical schema and ER diagram for every case in the study material PDF file for each one. Cable channels
create a conceptual shema, logical schema, physical schema and ER diagram for every case in the study material PDF file for each one.
Cable channels Case
Description
A movie has a title and year and can be broadcasted on several channels. A cable
package has a unique id and a price. Each package can be considered in several different
channels. Each channel has a channel number and name. Each channel contains several
packages. Each channel broadcast several movies and has a schedule for that in a
specific day and time The duration of a broadcast is also important. Create a conceptual
schema to satisfy these requirements.
University Case
In a University there are departments, courses, instructors and students. Instructors
teaches courses and students take courses, Students are either scholarship students or
nonscholarship. Scholarship students have a scholarship percentage information. Also
there are three types of students graduate, undergraduate and vocational school years
students. Graduate students are either master student or phd student.
A student have an ID name and sumame, entrance year. An instructor also have an ID
Social security number, name and surname Master and Phd students additionally have
undergraduate graduation year and an instructor must be assigned as a thesis advisor. A
department has instructors and courses offered. Create a conceptual schema to satisfy
these requirements.
Atilm University Case
Atilim University keeps track of insurance information of vehicles in the university. A
vehicle can be a car or a track. A car is identified by its license plate number, production
year and producer name make A track is also identified by its license plate number.
production year and its capacity. The insurance company records the owners of these
vehicles. The owner of a vehicle can be a person who is recorded by social security
number, and name. Each vehicle has insurance by an insurance company. The insurance
companies are followed by the company name and phone number. Each vehicle must
have insurance. The insurance is recorded by it maximum lost cost and maximum damage
information. Design a conceptual database model to satisfy these requirements of the
organization.
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