A hair salon will like to set up their database. They will like to keep track of their customers (you can decide on what information to keep track of for the customers). They will like to keep track of their stylists (you can decide what information to keep track of for the stylists). They will like to keep track of the schedule between the customers and the stylists. (Payment information is not needed). Question 1: List all of the data that needs to be kept track of for the scenario above in a 1NF (Flat File) table

Q: A new veterinary clinic will need to create a database. The clinic would want to preserve records of…

A: Intro For creating tables in 1NF or 1st Normal Form, the following properties must be satisfied:…

Q: The frequent fliers from VIT Chennai have been complaining to Chennai Airport officials about the…

A: ER Diagram for Airport Database:

Q: In your database course, your instructor has given you a small database that has a lot of invalid…

A: Given Problem: In your database course, your instructor has given you a small database that has a…

Q: A small university would like to create a registration system for its students. The students will…

A: Use cases are:- Student meet classes. Students register for classes. Student print transcript.…

Q: What table might the database need to help determine the balance field in the Patient table? Would…

A: The database is a collection of interrelated data. In the Sports physical therapy database, there…

Q: To help out a small company that places students in part-time jobs during the school year, you've…

A: A database may be thought of as a logical collection of data. Small businesses can utilize databases…

Q: The property management team wants to ensure that the property and owner information always…

A: : to speak or write in replythink carefully before answering 2a: to be or make oneself responsible…

Q: What does it mean to optimise a database? Even if DBMSs automatically optimise SQL queries, why do…

A: The Database optimization is used to help the database to improve the performance, here performance…

Q: How did we find the total number of records in the database?  (500000 million records) How we did…

A: Answer: We have write command for find the total number of record in the table

Q: You have decided to build the database for John’s system. This question centres around the…

A: CREATE TABLE Persons(PersonID int primary key,LastName varchar(255),FirstName varchar(255),FOREIGN…

Q: ed to it. Which of the following is true of the entities defined in the database? Select all that…

A: An SHG is a Master entity for a CampaignAn SHG should be created before a campaign can be created…

Q: Now GoBook still using manual management system to maintain the sales and purchase transactions. You…

A:

Q: My Shoe Company is a manufacturer of adidas shoes all over the Philippines based in Pasig City with…

A: Tables and relations between them are described in the database schema below:

Q: The database administrator is charged with managing the database. What does this mean? What types of…

A: Database: It is a coordinated assortment of information, with the goal that it very well may be…

Q: Bundoora College has a small book store that opens for students, staff and general public.…

A: Note: Hello. Since your question has multiple sub-parts, we will solve first sub-part for you. If…

Q: Go to Sakila database. Answer this question based on it. Summarize the average sale amount by store…

A: Given that Go to Sakila database. Answer this question based on it. Summarize the averagesale amount…

Q: descending order by duration. Name this query Q2 – CallDuration. c. For each customer who has a…

A: Finding customers for your business is not easy. And once you find them, there comes another…

Q: Explore the index mechanisms used that used by both SQLite and MySQL. What kinds of indexes do each…

A: Indexing is effective  way for  optimizing  the performance of a database by minimizing the number…

Q: You are asked to create a database for a busing company. You need to keep track of the differ- ent…

A: The given problem needs to design a database design (which is referred to be a entity relationship…

Q: "Mpho is very excited about the new information system to be built for his spaza shop. In this…

A: Let us create database entities for the shop. Let the three tables be Products, Customer, Sales .

Q: The database keeps track of three types of persons: employees, alumni, and students. A person can…

A: E-R Diagram- This Er model has 9 main entities- employee alumini student degree faculty staff…

Q: How would this look like? How do you add this table to a database?

A: Create Database and Create Table. While both are pretty simple, they should be used first before you…

Q: What types of additional information and constraints would you like to represent in the schema

A: Given Data:    (SSN INT NOT NULL,             FNAME VARCHAR2(20),             M VARCHAR(1),…

Q: oan Yancey has been asked to create a database for her company, Yancey Shipping. The database is to…

A: (Table 1) Employee Information:Fields - Last Name, First Name, Street Address, City, State, Zip…

Q: Explanations should be brief, concise, and clear enough. How can a query be created in SQL?  How…

A: 1. How can a query be created in SQL?  How can tables be created in SQL? A query is a set of…

Q: Describe ONE (1) technique that you can use to recover the database.

A: Transaction failure occurs when transaction processing is terminated before it can be saved to the…

Q: What does it mean to optimise a database? Even if DBMSS automatically optimise SQL queries, why do…

A: Optimising the database: Database optimisation aids in the improvement of database performance.…

Q: You will normalize the following data (each user gets different data), and insert the following data…

A: SQL queries to solve the problem.Normalized data and inserted into the database. Schema and insert…

Q: he Sports Physical Therapy database does not include a field for the hours that the therapist is…

A: The field hours cannot be included in the Therapist table as it is not associated only with the…

Q: What are Situations where default values will improve data integrity and situations where using them…

A: Answer: There are two situation as follows: 1.Situation where data integrity decreases: (a) There…

Q: A small university would like to create a registration system for its students. The students will…

A: Use cases are - student meet classes, student register for classes, student print transcript,…

Q: GoBook            GoBook is a books store located in London. The owner wants to manage easily and…

A:

Q: Lolapolazaoperates three handbag stores located in 3 different states in USA : New York(NY), Chicago…

A: Required: generate a sales report showing all the transactions from all three stores that are above…

Q: The screenshot of the Query and the results below is from the question of each number, and saved…

A: SQL (Structured Query Language) is a structured programming language for managing relational…

Q: Briefly discuss the architecture of a SQL server database in terms of these files.

A: 1) The SQL database contains one or more data file (.mdf / .ndf) and one log file (.ldf). 2) The…

Q: What are the 3 ways to handle missing field values in database?

A: Given:   What are the 3 ways to handle missing field values in database?

Q: i. perform creating a new user in Microsoft SQL Server and explain in detail, the necessity of…

A: There are two methods for creating account .  Method  1 – Using T-SQL Syntax is given below Create…

Q: Is it important for you to know what sort of computer the database will run on

A: Recipies never change. To track the recipes of a cooking club, one must store the data that is…

Q: Your company is concerned there is a problem with the design of some of the database tables. They…

A: Objective: We need to find database anomalies and redundancies that would create issues in the…

Q: StayWell also rents out properties on a weekly basis to students attending summer school in the…

A: For this database design, there will be 3 tables - student , property, rental. Student_no is primary…

Q: Using MySQL workbench to create a database with six tables. You need to set up primary key and…

A: Select this option to generate a statement to drop each object before the statement that creates it.…

Q: The frequent fliers from VIT Chennai have been complaining to Chennai Airport officials about the…

A: Here is the ER diagram.

Q: What is the purpose of Oracle NVL function. Show an example where you use it.

A: The NVL function is used to replace the null value with some meaningful or constant value. It…

Q: ring firm, you are always tasked with creating reports from the SQL database, which consumes a major…

A: A Database Administrator ( DBA) is a specific administrator of PC systems who, by directing or…

Q: create a working mini-database system from a user’s basic requirements. SQL DDL and DML must be used…

A: The requirement is to use DDL and DML to create, populate, and update the tables. So as per the…

Q: In order to increase efficiency, the DBA denormalized part of the data in the TAL Distributors…

A: One of the tables from Premier Products database after the DBA has denormalized the database is…

Q: In order to increase efficiency, the DBA denormalized part of the data in the TAL Distributors…

A: The solution to the given question is: One of the tables from Premier Products database after the…

Q: What data redundancies do you detect? How could those redundancies lead to anomalies?

A: Detection of data redundancies Data redundancy is being detected when identical data is stored in…

Transaction Processing

Transaction processing is a computational style generally performed by server computers, which supports interactive applications (apps). Transaction processing is also known as information processing, which divides the work into indivisible and individual operations called transactions. The transaction is a set of tasks; a single task is considered as the minimum processing unit that cannot be divided again.