entity relationship diagram, Database Management System

Assignment Help:
Ask questApollo Hospitals (AH) is a popular medical service provider in Oman. AH wants to
automate its business functions into an information system. The proposed information system
must be developed keeping in mind the following business rules. As part of this, you need to
analyse and develop an Entity Relationship model depicting the following various business
requirements and functionalities for the proposed Pharmacy Information System of AH.
Dr. Prathap Reddy, Chairman, is aware that other multi-specialty hospitals are coming up in a
big way and AH will face fierce competition from new healthcare systems. So, he has decided
to take all measures to always be ahead of others in the market. It is increasingly important to
AH that Reddy be able to analyse services rendered by AH and perception of patients more
thoroughly.
The Pharmacy places requests to the Purchase Department whenever it is in need of drugs.
Pharmacy is identified by unique id, name and telephone number. Purchase Department is
identified by a unique number. The other elements are phone number, manager. The Purchase
Department submits many orders or may not submit an order. An order is uniquely identified
by an id. The other elements of order are placement date, fulfillment date, received date, order
amount. An order consists of one or more drugs or items. A drug is supplied by one or more
supplier. A supplier supplies many drugs or may not supply a drug. Whenever a supplier
supplies a drug, AH wants to record the shipment details such as date of supply. The elements
of drug are unique id, name, type, manufacturer id, manufacture date, expiry date, batch
number, unit cost. A supplier is uniquely identified by id. The other elements of supplier are
name, address, phone number, email, location and track record.
a) Construct the Entity Relationship Diagram (ERD) for the above given scenario. Identify all
the entities, attributes of each entity including primary key, relationship between the
entities and cardinality constraints. State any assumptions necessary to support your
design.

b) For the task 2a, analyse and recommend how the proposed ER model could accommodate
the shipment and payments.

Related Discussions:- entity relationship diagram

Explain the structured decomposition, Differentiate between the object orie...

Differentiate between the object oriented decomposition and the structured decomposition? Process-oriented (structural) decomposition divides a complex process, function or tas

Define signal, Define Signal. It allows methods to respond to events tr...

Define Signal. It allows methods to respond to events triggered by themselves or by other processes. Each signal corresponds to an exacting event. A signal is represented in Sy

Determine Which is not a consequence of concurrent operation, Determine Whi...

Determine Which is not a consequence of concurrent operations? Ans: Update anomaly.

What are the purpose for having variable length records, What are the purpo...

What are the purpose for having variable length records? What kinds of separator characters are required for each? Variable-Length Records - Variable-length records are thos

Deadlock and its prevention, Deadlock And Its Prevention: As seen earlier,...

Deadlock And Its Prevention: As seen earlier, though two phase locking protocol handles the trouble of serialisability, but it causes some troubles also. For instance, consider th

Explain data sublangauges, Explain Data Sublangauges ? Data sublanguage...

Explain Data Sublangauges ? Data sublanguage: In relational database theory, the term sublanguage, first used for this purpose through E. F. Codd in the year of 1970, refers t

Boyce-codd normal form (bcnf), Boyce-Codd Normal Form (BCNF) The relati...

Boyce-Codd Normal Form (BCNF) The relation NEWSTUDENT (Enrolmentno, Sno, Sname, Cname, Cno,) has every attributes participating in candidate keys as all the attributes are assu

External failure-database recovery and security, External failure : A failu...

External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd