reate a Crow’s Foot notation ERD to support the following business operations. Write all appropriate connectivities and cardinalities in the ERD: A friend of yours has opened Professional Electronics and Repairs (PEAR) to repair smartphones, laptops, tablets, and MP3 players. She wants you to create a database to help her run her business.

reate a Crow’s Foot notation ERD to support the following business operations. Write all appropriate connectivities and cardinalities in the ERD: A friend of yours has opened Professional Electronics and Repairs (PEAR) to repair smartphones, laptops, tablets, and MP3 players. She wants you to create a database to help her run her business.

A Guide to SQL

9th Edition

ISBN:9781111527273

Author:Philip J. Pratt

Publisher:Philip J. Pratt

Chapter2: Database Design Fundamentals

Section: Chapter Questions

Problem 3TD

See similar textbooks

Similar questions

Create a Crow’s Foot notation ERD to support the following business operations. Write all appropriate connectivities and cardinalities in the ERD:  A friend of yours has opened Professional Electronics and Repairs (PEAR) to repair smartphones, laptops, tablets, and MP3 players. She wants you to create a database to help her run her business.  When a customer brings a device to PEAR for repair, data must be recorded about the customer, the device, and the repair. The customer’s name, address, and a contact phone number must be recorded (if the customer has used the shop before, the information already in the system for the customer is verified as being current). For the device to be repaired, the type of device, model, and serial number are recorded (or verified if the device is already in the system). Only customers who have brought devices into PEAR for repair will be included in this system.  Since a customer might sell an older device to someone else who then brings the device to…
Create a database Entity and Relationship Diagram (ERD) for the following applicationThe Application idea: It is a mobile application called (Khair) to help people. This assistance is moral, material. This assistance is also provided by good people in our community. Example to understand the Application idea more: For example, a person urgently needs a medical chair or bed and does not have the ability to purchase what he needs. The medical chair or bed is requested through the application, and whoever has what he requests initiates the request through the application’s messages and determines the meeting place. Application models (page): Login included: login registration login included: user name password New registration included: name E-mail Password phone number date National Identification Number Home page included: Request - applicant name - address - send message Messages list form included: list of users Messager Personal information form: It contains a list of the user's…
1 Problem StatementYou are the CTO of a startup based out of Arlington, VA that needs to setup a database to keep track of thedetails of the customers: last name, first name, customer ID, street address, customer star rating (a rating on a 1– 5 scale, with 5 being best, representing the type of customer) and phone number. It also needs to keep track ofsimilar information for suppliers as well (although instead of supplier first and last name, there will just be a suppliercompany name). The database should maintain the data on products that are offered. Information about whichproduct is offered by which supplier should also be maintained. Finally, which customers have purchased whichproducts should also be tracked (note that we are only interested in which customers bought which product, but notconcerned about the date or how many were bought).1.1 Business RulesAssumptions for the business model are as follows:• Only customers that have purchased one or more products will exist in the…
Wally Los Gatos decides to pursue a law degree. After graduating, he has teamed up with Lyla El Pajaroto form Peck and Paw, Attorneys at Law. Wally and Lyla have hired you to design a database systembased upon the following set of business rules. It is in your best interest to perform a thorough analysis, toavoid needless litigation. Please create an ER model based up on the following set of rules:• an attorney is retained by one or more clients, for each case• attributes of attorney are: attorneyID, name (firstName, lastName), address (street, city, state,zipcode), specialty (may be more than one), bar (may be more than one)• a client may have only one attorney for each case• attributes of client are name (firstName, lastName), address, city, state, zipcode, telephone,dateOfBirth• a client may have more than one case• attributes of case are caseID, case_description, caseType• an attorney may have more than one case• each case is assigned to one and only one court• attributes of court…
Subject: Database Design UCSICafe is a coffee shop which set up in many countries such as Malaysia, Australia and New Zealand. UCSICafe has many employees, and these employees work for a department (headquarter or branches) which located in a country. For example, Michael Lee works as a finance manager in finance department which is located in Melbourne, Australia and Melbourne is the headquarter Important NoteYou are required to:1. use crow-foot notation in drawing entity relationship diagram; 2. include constraints and descriptions/assumption in your answer.
Please read the instructions carefully;1. Find a domain to design your database. Examples: University database, Flightreservation system, etc. Note: Please do not use these. As discussed in the class, try tochoose a domain which is not explored much / your own family business.2. Collect the necessary information to model the database for the chosen domain.3. Identify entity sets, relationship sets, attributes etc.4. Draw the ER diagram5. Reduce the ERD into conceptual schema by applying appropriate rules.6. Normalize each schema upto BCNF
Subject - Fundamentals to Database Question 4 An entity-relationship diagram (ERD) is a specialized graphic that illustrates the relationships between entities in a database. ERD often use symbols to represent three different types of information. Draw the ERD for the following scenario: (a) Each lecturer is identified by a uniqie number, name and phone. A lecturer teaches several courses and for each course there us a unique code and title. There might be several be several lecturers in a course. (b) A university where a student may take many courses employs lecturer. Each lecturer teach one or more course but no course is taught by more than one lecturer. Each student has to complete two or three assignments for each course. (c) A car rent company wishes to create a database about its activities. The company has a number of vehicles. Each vehicle is of certain model. A customer can rent only one vehicle at a time. Every vehicle must be checked by an employee to make sure it is in…
Please follow the picture for answer these question! Vis Library is a multi-categories book library that provides a wide range of genres from kids books to special braille books. The customers can read the books on-site or choose a delivery service. As a database designer, they want you to design and implement a database to support their business. At the initial meeting to discuss the database design, the following requirements were gathered: • A new customer is required to register the account, pick the membership type, and pay the necessary cost.• The systems must be able to manage the detailed information of each member. • There are two membership types: silver dan gold. This membership is necessary to borrow books and read on the spot.• Silver membership can be obtained by showing the id card and filling the registration form without any cost.• On the other hand, Rp 20000 registration costs and Rp 10000 monthly costs are needed to get a gold membership.• Gold member…
1. Create a database diagram that shows the relationships between the seven tables in the MyGuitarShop database. (The administrators table is not related to the other six tables.) 2. Design a database diagram for a database that stores information about the downloads that users make from a website. Each user must have an email address, first name, and last name. Each user can have one or more downloads. Each download must have a filename and download date/time. Each product can be related to one or more downloads. Each product must have a name.
Help with the following question Create a Crow’s Foot ERD. Draw YOUR entity relationship diagram (ERD) to indicate entities, relationships, connectives, and resolve M:N relationships. We will assume that the Computer Science Department at University has an agreement with the publishers to allow faculty and students to have free exclusive access to the e-books online through there website. They need you to design a database for them using the following business rules: The faculty and students (we refer to them in our system as clients) can electronically check out any book at any time. A book must have at least one author but can have more authors. An author must have written at least one book or more to be included in the system. A book may have never been checked out, but can be checked out many times by the same client or different clients over time. A client may have never checked out a book or they may have checked out many books over time. To simplify determining which…
Notown Records has decided to store information about musicians who perform on its albums (as well as other company data) in a database. The company has wisely chosen to hire you as a database designer.• Each musician that records at Notown has an SSN, a name, an address, and a phone number. Poorly paid musicians often share the same address, and no address has more than one phone.• Each instrument used in songs recorded at Notown has a name (e.g., guitar, synthesizer, flute) and a musical key (e.g., C, B-flat, E-flat).• Each album recorded on the Notown label has a title, a copyright date, a format (e.g., CD or MC), and an album identifier.• Each song recorded at Notown has a title and an author.• Each musician may play several instruments, and a given instrument may be played by several musicians.• Each album has a number of songs on it, but no song may appear on more than one album.• Each song is performed by one or more musicians, and a musician may perform a number of songs.• Each…
1. Create a database diagram that shows the relationships between the seven tables in the MyGuitarShop database. (The administrators table is not related to the other six tables.)2. Design a database diagram for a database that stores information about the downloads that users make from a website.Each user must have an email address, first name, and last name.Each user can have one or more downloads.Each download must have a filename and download date/time.Each product can be related to one or more downloads.Each product must have a name.