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Solution2(database)
- 1. 1 Ch. 2: Problemsand Exercises 15a Employee_ID Start_Date Billing_Rate Project_ ID EMPLOYEE PROJECTIs_assigned Project_NameBirthdateAddressName
- 2. 2 Ch. 2: Problemsand Exercises 15b CHEMIST Employee_ID Name Phone No PROJECT Project_ID Start Date EQUIPMENT CostSerial No CHEMISTASSIGNMENT Assign Date
- 3.
- 4. 4 Physician_ID Treatment_ Detail Specialty Patient_ Name Patient_ID PHYSICIAN PATIENT Admits Treats Date TimeResults Ch. 2: Problems and Exercises 15d
- 5. 5 Ch. 2: ProjectExercise 2 Is_assigned TREATMENT Treatment_ID Treatment_NameTreatment_No CENTER Center_ID Center__Name Assigned Hours_per_week Emp_NameEmp_No EMPLOYEE Nurse_in_charge Has BED Bed_No Room_No PATIENT Patient_ NamePatient_No Consume Date Quantity Total _Cost Refers PHYSICIAN Physician_ID Physician_Name ITEM Unit_Cost DescriptionItem_No Performs Treatment_Time Treatment_Date ResultsTime Center_ID
- 6. 6 Ch. 2: ProjectExercise 3 •No. The entity type ITEM has a Unit_Cost attribute, but has no provision to represent a unit cost per day which would be required for items such as in-room TVs.
- 7. 7 Ch. 2: ProjectExercise 4 Bed_No Center_ID Room_No Bed_Num
- 8. 8 Ch. 2: ProjectExercise 5 ITEM Item_NoPATIENT Patient_No CENTER ROOMContains Billed_to Contains Room_No Total_cost Center_ID Center_Name Patient_Name Description Unit_cost Date Time Quantity
- 9. 9 Ch. 2: ProjectExercise 6 • Yes. Any combination of patient and treatment has multiple physicians who perform that treatment. Ch. 3: Project Exercise 7 • Yes. The diagram records the date, time, and results for each treatment occurrence performed by a physician on behalf of a patient.