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Part 1 Draw an ERD for MyCollege. You can do it using paper and pencil, or using a tool to draw ERDs. If you use
Part
Draw an ERD for MyCollege. You can do it using paper and pencil, or using a tool to draw ERDs. If you use a tool, please mention the name and url.
Note: DO NOT USE A TOOL THAT TRANSFORMS DIRECTLY YOUR ERD INTO RELATIONS. If you do you will not understand how to draw an ERD.
The ERD will capture the following information:
MyCollege has several schools.
Each school has a unique Dean. Deans are not shared between schools.
Each school has several departments. A department belongs to one school only.
Departments offer majors.
Departments offer courses. A course can be offered by several departments.
Several sections classes of the same course can be offered.
Each department has a unique chair and several professors. A chair is a professor.
A professor teaches up to classes. A professor could teach class due to release time for research or administration.
Students enroll in up to different classes a semester. The minimum number of classes a student can take is
A student can have or majors.
Part
Transform your ERD into a set of relations. Be sure to show the primary keys and foreign keys.
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