Lab 2 – EERD
Requirements
Based on the following information, draw an EER diagram. Please indicate any assumptions that you have made in your diagrams!
After an initial meeting with Wally, you have developed a list of business rules and specification to begin the design of an the ER Model.
· Customers place orders through a dealership. Wally has three dealership locations (Cambridge, Kitchener and London), and may add more in the future
· Wally would like to track the following about customers:
Name, Address, City, Province, Postal Code, Telephone, Date of Birth, Email
· A customer may place many orders
· A customer does not always have to order through the same dealer all the time
· A dealership may have many customers
· Orders are composed of one or more vehicles from inventory
· The following information about each order needs to be recorded:
Order Date, Final Sale Price, Credit Authorization Status
· We wish to record the following about each vehicle:
Vehicle Identification Number (VIN), Make, Model, Year, Colour, Km’s, Photo, Purchase Price, Sticker Price
· Wally obtains vehicles from a range of suppliers, including auctions, bank foreclosures, other dealerships, and private sellers
· Wally employs fifty-six employees
· He would like to track the following information about employees:
Name, Address (Street, City, Province, Postal Code), Telephone, Date of Hire, Title, Salary, Age
· If the employee’s role is that of a mechanic, we should track their Certification Number
· If the employee’s role is that of a salesperson, we should track their commission and total Vehicles Sold
· If the employee’s role is that of a manager, we should track which employees they manage
· Each employee works in one and only one dealership
· Each employee may have one or more dependents.
We wish to record the name of the dependent as well as the age and relationship
*********************
Thank you for choosing Wally’s World of Wheels at
Guelph Auto Mall for your quality used vehicle!
Sales Rep: #3265 Peter Green
Processed By: 5487
Invoice Number: 123654
Date: On Sept. 20, 2017
Customer: John Smith!
22 Front St W
Kitchner, ON, N2A4G8
[email protected]
2013 Toyota Camry, White
VIN: 27764534RTB KMS: 211023
Purchase Price: $15,260.00
Trade In: $ 0.00
Subtotal = $ 15,260.00
HST (13%) = $ 1,983.80
Sale Total = $ 17,243.80
Try it now!
How it works?
Follow these simple steps to get your paper done
Place your order
Fill in the order form and provide all details of your assignment.
Proceed with the payment
Choose the payment system that suits you most.
Receive the final file
Once your paper is ready, we will email it to you.
Our Services
Custom Writings Help is a Quality-Oriented Company in Online Writing as a result of hiring exceptional professionals to execute clients' tasks.
Essays
At Custom Writings Help,We understand the struggle of research paper writing, and that is why at Custom WritingS Help, we are all out to help you. We pride ourselves on having a team of clinical writers. The stringent and rigorous vetting process ensures that only the 'BEST' Writers are chosen for the job. We have highly qualified Ph.D. and MA writers working with us; we equally offer these experienced writers specific bonuses and incentives to make them deliver highly original, unique, and informative content at reasonably low prices.
Admissions
Thesis Writing Service
Worlwide, Many Masters Students are struggling with Thesis Completion. A thesis is likely to be the longest and most challenging piece of work a student has ever completed. However, unlike essays and other assignments, a student can pick a particular interest topic and work on their initiative. Fortunately, we are there for you. At Custom Writings Help, you are assured of an authentic, imaginative, informative, linguistically great, and advantageous thesis that adheres to all your needs. So, why continue considering different writers when you have discovered the best in the field?
Editing
Custom Papers
Not a single student can avoid writing custom papers. However, a total lack of experience, skills, and time makes it very hard to produce a superb writing piece. Therefore, if you are seeking professional help, turn to us. Our specialized and experienced writers compose a variety of model papers, including custom essays, college term papers, research papers, book reports, MBA essays, executive summaries, dissertations, Ph.D. theses, admission essays, and research proposals for college and university students at any level.
Coursework
Essay Writing
Most of the students disregard the critical principles of essay writing and compose papers below sensible guidelines. Therefore, with Custom Writings Help, one should not worry about his/her essay. Our Writers compose informative and engaging content on all complexities and topics. We write meaningful and smart essays while prioritizing all aspects that bring about a good grade, such as impeccable grammar, proper structure, zero-plagiarism, and conformance to guidelines.
Coursework
Coourse Work Writing
Don't let the seemingly never-ending onslaught of writing assignments get you down. If you are looking where to get course work assistance online, the writers at Custom Writings Help are here to assist you with all of your writing needs. We undertake to unique delivery of papers that meet the professor's requirements. The content is proofread, edited, and checked plagiarism before submission to customers. No matter how big or small your work is, we will deliver on time. Try US Now! !
Coursework
Dissertation Writing Service
High-Quality Dissertation Writing Services are rare. They require Ph.D. academicians – not easily found. However, are an exception. The years, time, and resources we have invested in the dissertation world has given us a competitive advantage over others. Choose to come to Custom Writings Help; You will find perfect Ph.D. consultants who have written hundreds of dissertations theses ready to help you. Let our dissertation-writing services help you craft your dissertation, for you are assured we will give you the results.