A learning company wants to set up its database. They are trying to keep track of the following: student ID,name, grade level, the subject they need help in, and their contact and payment information. They also wantto keep track of the teacher' information such as their ID, name, subject matter expertise, and times availableand rate. They will like to keep track of which student is assigned to which teacher and their meeting scheduleas well.Question 1: List all of the data that needs to be kept track of for the scenario above in a 1NF (Flat File) tableQuestion 2: Use the normalization technique and form the 3NF tables

Answered: A learning company wants to set up its…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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When creating a database, here are the general steps that I follow: (a) determine the purpose of the reports I want to generate, (b) identify the format of the report, (c) ensure the data needed is available, (d) confirm the data is reliable. In some cases, the report format that I want to use is not available. Thus, I will work with my tech team to create the report. How can someone determine if the data is reliable? How can it be confirmed? Please discuss.
Question 35
You receive the following requirements for a caterer's database: For a customer, store a customer ID, last name, first name, billing address, and phone number For an order, store an order number, order date, event date, customer ID, description of services, and total price for services When designing this database, which step do you take first? a. Identify the customer ID and order number as unique identifiers. b. Identify and name the entities CUSTOMER and ORDER c. Identify customer ID, last name, first name, billing address, and phone number as attributes d. Create a CUSTOMER table that includes all the customers' attributes as columns
the er should diagram include customer,staff, products,deals and suppliers
While developing a physical database, what do you believe to be the most important factors that need to be taken into account?
We would like to design a database to store information that is related to a charity agency, the database requirements are as follows: • Information kept about each employee: o Employee identification number (unique for each employee), username and password, name for each employee, date of birth, phone, and email. • Information kept for each Donation: o Donation identification number (unique for each donation), donation date, and donation type. • Information kept for each donor: o Donor identification number (unique for each donor), the donor name, the donor name stored separately (first name, second name, and last name), the donor address also stored separately (street number, street name, zip code, city), the phone, and the email. • Information kept about each item donated: o Item identification number (unique for each item), item name, and quantity. • Information kept for each needed/supported family: o Family name, number of members in the family, nationality, address, income, and…
using the design file in the image attached to the question : Normalize the database in the design file Be aware of the possibility of duplicate data. Name in Role and Employee and Emp_Contact_name all refer to the same data. Name and Email in Vendor refer to the Vendor. Assumptions made: An employee works with one or more vendors. An employee may have none or many dependents. An employee may have many roles over the employee's work history and a record should be retained for each role.
using the design file in the image attached to the question : Normalize the database in the design file Be aware of the possibility of duplicate data. Name in Role and Employee and Emp_Contact_name all refer to the same data. Name and Email in Vendor refer to the Vendor. Assumptions made: An employee works with one or more vendors. An employee may have none or many dependents. An employee may have many roles over the employee's work history and a record should be retained for each role. Make sure to have a primary key for each table . Make sure to include the relationships between the tables .
When addressing erroneous data in databases, what are the top four considerations to keep in mind?
Explain the concept of "data normalization" and its role in improving database performance.
In order to keep track of a project's progress, create a database transaction. The positive aspects of the purchase should be thoroughly covered.
Computer Science I need to create an SQLite database from a text file in QT that can hold a restaurant's name, how far it is from the other restaurants and its menu items with prices. The database should also be expandable. I'm unsure what to do and was wondering if someone could push me in the right direction or if anyone has any good resources to use.

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