Typically, a hospital patient receives medication that have been ordered by a particular doctor. Because the patient often receives several medication per day, there is a 1:M relationship between PATIENT and ORDER. Similarly, each order can include several medications , creating a 1:M relationship between ORDER and MEDICATION.a. Identify the business rules for PATIENT, ORDER and MEDICATIONb. Create a Crow's Foot ERD that depicts a relational database model to capture these business rules.
Typically, a hospital patient receives medication that have been ordered by a particular doctor. Because the patient often receives several medication per day, there is a 1:M relationship between PATIENT and ORDER. Similarly, each order can include several medications , creating a 1:M relationship between ORDER and MEDICATION.
a. Identify the business rules for PATIENT, ORDER and MEDICATION
b. Create a Crow's Foot ERD that depicts a relational database model to capture these business rules.
Lets write the business logic first.
The business rules between PATIENT and ORDER will be.
• A patient can have many (medical) orders written for him or her.
• Each (medical) order is written for a single patient.
The business rule between ORDER and MEDICATION will be.
• Each (medical) order can prescribe many medications.
• Each medication can be prescribed in many orders.
The business rules refected in the MEDICATION description are:
• Each medication can be presc...
Engineering
Computer Science
Relational Databases
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