Unit 2_Week2 Labs - <NAME> PT2520 23...

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<NAME> PT2520 23 December 2012 Unit 2 Labs Lab 2.1 – Identify Business Rules, Attributes, and Candidate Keys Step2 - Do you have patient records in a computer system already? - How is patient info tracked and updated? - How do you process reports? - How do you separate the dropped patients from the ones still in the program? - Do you classify patients by health status? Step 3 Business Rules: - Doctor must login to database and select patients’ records that he/she is seeing for that day. - Front Office workers and nurses are able to view medical history and enter patient vital signs. - Doctors must complete form upon completion of appointment with patient. - Nurses can drop patients from program with doctors approval. Step 4 Security Rules: Patient entity PatientVisit entity a) Last, First MI Vitals, Doctors Notes b) Last Name last name, date of visit, and time PatientVisit c) Surrogate Key – Auto-Incremented numbers Composite Key – a combination of patients’ last name, date of visit, and time d) I chose Surrogate Key because it cannot be traced back to any of the patients’
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