A small medical office needs a database
system designed. The design starts with a visualized conceptualization carried
by an entity-relationship diagram (ERD). Create this ERD by completing the
Identify all involved in the database
system so your ERD accurately “captures” the entire process, actors, and
relationships (e.g., staff, patients, suppliers, carriers, etc.).
Identify and list entities and
attributes for each entity.
Make sure you designate an attribute to
serve as a primary key per each entity. Explain why that attribute “deserves”
to be designated a primary key.
Briefly define business rules. (Example:
One patient can’t schedule more than one appointment at a time.) It is
important that you have a clear understanding of key concepts such as entity,
attribute, primary key, foreign key, referential integrity, relationships, ERD,
etc., before starting to work on the assignment.
Entity – Nurse
Attributes: Employee ID (Primary Key), Name,
Address, DOB, SSN, License Number.
The ERD should be created using one of
the following options:
Draw using a free drawing tool available
online, such as SmartDraw (Links to an external site.) or Lucid Chart (Links to
an external site.).
Draw using software you already own,
such as Visio (Links to an external site.) or Argo UML (Links to an external
Draw by hand and take a snapshot with a
It is not important how you draw the
diagram, as long as it effectively conceptualizes the database system design
and “captures” the system accurately. The diagram must be imported or inserted
into a Word document and accompanied by an APA-formatted cover page.
The post Medical Office Database ERD
Assignment status: Solved by our experts