The below data is in first normal form. Normalise the data to third normal form, howing all steps with explanations. Dependency diagrams or tabular data are acceptable for the final answer. Primary key: PlayerName, CharacterName Player Player Character Character Character Name DateJoined Name Level Мax Health Bob 2014-12-31 George 50 800 Bob 2014-12-31 Fred 50 1200 Alice 2015-05-09 ZeAlice 21 350 Charles 2016-09-09 HisRoyalHighness 30 470 Delta 2020-02-29 WarriorDelta 50 1205 Delta 2020-02-29 DeltaMage 2 60

The below data is in first normal form. Normalise the data to third normal form, howing all steps with explanations. Dependency diagrams or tabular data are acceptable for the final answer. Primary key: PlayerName, CharacterName Player Player Character Character Character Name DateJoined Name Level Мax Health Bob 2014-12-31 George 50 800 Bob 2014-12-31 Fred 50 1200 Alice 2015-05-09 ZeAlice 21 350 Charles 2016-09-09 HisRoyalHighness 30 470 Delta 2020-02-29 WarriorDelta 50 1205 Delta 2020-02-29 DeltaMage 2 60

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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For 1 through 4, state whether the statements are True or False (Do not provide any explanation or comment but only an answer of either True or False) A composite attribute is an attribute that is composed of several attributes. A derived attribute is an attribute whose value is calculated and not permanently stored in adatabase. Every table is a relation. Referential integrity constraint is a rule stating that no primary key column can be optional.
Query design by referring the following scenario.Scenariocompany has a huge database to handle their employees’ details.Most of the details regarding the employee activities and department details are stored in Employeestable and Departments table. Write the appropriate query to support the manager to complete thefollowing:
The table STUDENT has the attributes STUDENT_ID, NAME, SCHOOL_ID, and ADDR. The table SCHOOL has the attributes SCHOOL_ID, NAME, and STATE_CODE. Assume that there is a 1:N relation between SCHOOL and STUDENT. Which of the following creates a table that shows the STUDENT attributes and the corresponding SCHOOL attributes? a. SELECT * SCHOOL_ID FROM STUDENT JOIN SCHOOL b. SELECT * SCHOOL_ID FROM STUDENT JOIN SCHOOL USING(SCHOOL_ID) c. SELECT * SCHOOL_ID FROM STUDENT NATURAL JOIN SCHOOL d. SELECT * SCHOOL_ID FROM STUDENT, SCHOOL WHERE SCHOOL_ID = SCHOOL_ID
Using the Henry Books database, increase the price of book “The Fall” by 10%. You will insert 2 snips for this question.
Task 1: ' The Car Maintenance team wanted to ensure that the default price of the maintenance actions should not be empty and 0 instead if not specified. Alter the MAINTENANCE_TYPES table created in Chapter 8, Activity 1 to set the default MAINTENANCE_PRICE to 0. ANSWER IN MYSQL PLEASE
The Driver Relationship team wants to ensure that the all driving license IDs in the active drivers table have the length of 7. Alter the ACTIVE_DRIVERS table created in Chapter 8, Activity 1 to check the length of the DRIVER_DRIVING_LICENSE_ID.
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In the figure below, STUDENT relation has a composite primary key contains Stud_ID and Course_ID. This relation is STUDENT Stud ID Name Course ID Units 101 Lennon MSI 250 3.00 101 Lennon MSI 415 3.00 125 Johnson MSI 331 3.00
Given the table PRODUCT(ProductID, ProductName, ProductClass, ProductWeight, ProductStyle, ProductColor, ProductPrice). Note: ProductWeight and ProductPrice are numeric fields, and the other attributes are character fields, i.e., store text. Write a SQL query to display the product class whose average price is at least 50
Q7: An ERD about a company has been mapped to the following Relations. Please choose the correct statement that describes the company Employee(ID,E.Name, Salary) Project(Name, Location, ID) Project Location(Name, Location) a. A company has several projects and employees. An employee can work on one or more projects. A project can be located at several locations b. A company has several projects and employees. An employee can work on a single project only and each project has several employees. A project can be located at several locations c. A company has several projects and employees. An employee can work on one or more projects. A project is located at a single location d. A company has several projects and employees. An employee can work on one project only. A project can be located at several locations Employee EID 001 002 003 004 005 006 Name Ahmad Ali Sameh Salem Huda Ali Department group by Name order by EID; a. TWO columns and FOUR records b. TWO columns and ONE record c. TWO…
Task 2: ' The Driver Relationship team wants to ensure that the all driving license IDs in the active drivers table have the length of 7. Alter the ACTIVE_DRIVERS table created in Chapter 8, Activity 1 to check the length of the DRIVER_DRIVING_LICENSE_ID.