ER models and relation schema

ER models and relation schema

Deliverable: Draw an Entity-Relationship Diagram using ER-Assistant or equivalent software to capture data requirements for Mama Mia’s Pizzeria. The deliverable is a complete ER model, and a relational schema to document the data model for the following scenario. We will discuss Relational Schema’s in Module 4. The ER diagram must include the necessary entity classes and all attributes specified in the description.Identifiers for all entity classes must be shown clearly.Relationships must be named, with cardinalities clearly shown.Write down your assumption clearly if necessaryDo your best, if you are having troubles, please write that out with the assumptions.There are multiple right answers for this problem, so please don’t compare with others, as you can all read the definition differently. PLEASE UPLOAD individually THE ER MODEL (As a JPG,PNG, or PDF) AND THE RELATIONAL SCHEMA (a separate word or text document) to Canvas, Assignment 1. At least one entity class name and attribute name should start with your initials.Case DescriptionMama Mia’s (MM) pizzeria offers pizzas, breadsticks, and Buffalo chicken wings for carry out customers only. Customers phone in the order and come by to pick up their order. When regular customers call MM over phone, they are asked for their phone number. New customers must provide this information before placing orders.Once the order is taken, the tax, and order total is computed. The order is then printed and submitted to the kitchen where the order is prepared. A receipt is printed and given to the customer. Payment from the customer should be in check or cash only.Customers may provide coupons. Coupon information (discount applicable and validity period) must be provided when placing the order and the coupon must be submitted when picking up the order.MM has a set of suppliers who supply the ingredients for their products (pizza & breadsticks) such as flour for pizza crust, cheese, a variety of toppings, chicken wings, spices, as well as other ingredients for the pizza sauce.MM would like to design a system that would serve the following purposes: Facilitate order acceptance and trackingFacilitate generation of daily, weekly, and monthly sales summariesFacilitate generation of products sold on a daily, weekly, and monthly basis.Facilitate tracking promotional sales (the ones with coupons).To maintain the inventory of ingredients so that they can identify which supplier to call if they need a particular ingredient and to keep track of the amount of each they have on hand and on order.To know the customer preferences in terms of what the customer usually orders. For example when a customer calls in and gives his/her phone number and says “the usual”, MM knows exactly what to prepare! MM believes that this will save customers a lot of frustration.This should be completed individually, not as a group. here are the websites i got from the professor that might help http://highered.mheducation.com/sites/0072942207/student_view0/e_r_assistant.htmlWWW SQL Designer

"96% of our customers have reported a 90% and above score. You might want to place an order with us."

Essay Writing Service
Affordable prices

You might be focused on looking for a cheap essay writing service instead of searching for the perfect combination of quality and affordable rates. You need to be aware that a cheap essay does not mean a good essay, as qualified authors estimate their knowledge realistically. At the same time, it is all about balance. We are proud to offer rates among the best on the market and believe every student must have access to effective writing assistance for a cost that he or she finds affordable.

Caring support 24/7

If you need a cheap paper writing service, note that we combine affordable rates with excellent customer support. Our experienced support managers professionally resolve issues that might appear during your collaboration with our service. Apply to them with questions about orders, rates, payments, and more. Contact our managers via our website or email.

Non-plagiarized papers

“Please, write my paper, making it 100% unique.” We understand how vital it is for students to be sure their paper is original and written from scratch. To us, the reputation of a reliable service that offers non-plagiarized texts is vital. We stop collaborating with authors who get caught in plagiarism to avoid confusion. Besides, our customers’ satisfaction rate says it all.

© 2022 Homeworkcrew.com provides writing and research services for limited use only. All the materials from our website should be used with proper references and in accordance with Terms & Conditions.

Scroll to Top