Company

idnamelocation
1Company ALocation A
2Company BLocation B

Employee

idfirstNamelastNamecompanyId
(→ Company.id)
1JohnSmith1
2JaneDoe2

Education

idlevelemployeeId
(→ Employee.id)
1Doctor of Dental Surgery1
2Bachelor of Science1

Specialty

idtypeemployeeId
(→ Employee.id)
1Orthodontics1
2Endodontics2

Dentists

iddentalCareereducationLevelspecialtyTypeemployeeId
(→ Employee.id)
1OrthodontistDoctor of Dental SurgeryOrthodontics1
2OrthodontistMaster of ScienceOrthodontics2
3PeriodontistDoctor of Dental SurgeryPeriodontics3
4PeriodontistBachelor of SciencePeriodontics4