Q1: Map the following ER diagram into a relational schema. Date Time_stamp SHIP_MOVEMENT Time Longitude Latitude HISTORY Type Tonnage Hull Sname N SHIP TYPE SHIP_TYPE Owner (0.) Start_date End_date (1,1) HOME PORT SHIP AT PORT PORT_VISIT Continent Name (0,") N IN STATE/COUNTRY Pname PORT Name ON SEA/OCEAN/LAKE

Q: ER Mapping : Convert the ER diagram into a relational database schema. For each relation, specify…

A: Relational Model: Entities: Bank Code Name Addr Bank Branch BranchNo Addr Account…

Q: Required: Convert the E-R diagram you designed in last exercise into a relational database schema. •…

A: For question 1, You have not provided the ER diagram you designed in the last exercise, so we can't…

Q: Patient ( www er, firstName:varchar(20), Answer questions 2.1 to 2.4 based on the following schema.…

A: Solution:   2.1)   Creating Treatment table:   CREATE TABLE Treatment( doctorId integer PRIMARY KEY,…

Q: Consider the following ERD. Draw the Logical schema for the ERD. Underline the primary keys. (IName…

A: The Answer is

Q: Question 4 Given the Database Design Language (DBDL) for Rio Massage Centre as follows: Note: Date…

A: AppointmentDetails is the name of the table which contains 4 columns. Let ApptNo os the primary key…

Q: indicate the changes(using the shorthand representation)that you would need to make to the original…

A: ITEM_ID which is unique and primary key in ITEM table can act as a identifier for ITEM. Using…

Q: 1. Create an ER diagram. To do this, you can use in MS Word the option Insert -> Shapes.  2. Create…

A: The shared description states the requirements of the database model for sales for a motorcycle…

Q: Which of the following statements is not correct for the below set representation of E-R diagram? R…

A: Introduction :Given ,E-R diagram , Two statements are given  related to this ER diagram , we have to…

Q: QUESTION 3 Which of the following is True about Relational Database Modeling? O a. It is a physical…

A: True about the relational database and one to many relationship between customer and product table

Q: For each concept in the left column below, select the closest matching item from the right column.…

A: Inheritance               : 22 Foreign key              : 9 1:n relation              : 5 Sybase…

Q: Use MYSQL workbench to transform the following E-R data model into a relational database design:…

A: Here we were given with E - R data model and to convert it into relational database design there are…

Q: 5. Convert the following ERD to a relational model. SEATING RTABLE Seating ID Uses RTable Nbr Nbr of…

A: ERD(Entity Relationship Diagram) An entity relationship diagram (ERD), also known as an entity…

Q: 1A. Consider the bank database schema as below. loan (loan_number, branch_name, amount) account…

A: According to the Question below the Solution:

Q: QUESTION 4 Answer All the questions: Consider the below Student table and write the appropriate…

A: Given : Here, we have given the Student table with the list of columns. We need to write the…

Q: Database Map the Hotel ER diagram into relations. The outcome schema should have: - Relations -…

A: Given: The Hotel ER diagram :

Q: Which of the following, when used in an E-R model, indicates the need for an additional table?a.…

A: In the E-R (Entity-relationship) model, the "many-to-many relationship" shows the requirement for…

Q: The relational database below contains details about Keretapi Tanah Melayu Berhad (KTMB) train…

A: The count( ) is used to get the count of unique station distinct keyword is used to return unique…

Q: An entity student has a derived attribute "age". When mapping ER Diagram to schema, you place…

A: We have an entity 'student' has a derived attribute "age". When mapping ER Diagram to schema, where…

Q: Suppose you have the following relational database scheme for a real estate agency:   Real Estate…

A: A primary key is an attribute in a database table that uniquely identifies each tuple (rows). A…

Q: Suppose you have the following relational database scheme for a real estate agency:   Real Estate…

A: Real Estate Office (officeID, street, city, postalCode)-> officeID is the primary key as primary…

Q: The relational database below contains details about Keretapi Tanah Melayu Berhad (KTMB) train…

A: As per company guidelines I am solving 1st 3 subparts. Please repost other parts.  As I dont know…

Q: Which one is correct When transform the following ER diagram into a relational schema name manager…

A: employee is the relation and the remaining will be the attributes and relationship

Q: A college wants you to help design a star schema to record grades for courses completed by students.…

A: Here we make simple star schema : Answer 1:…

Q: Consider the bank database schema shown below (see the textual description below). Assume that…

A: I'm providing the answer of the above question. I hope this will help.

Q: 2):-When a table has no suitable _ key, the database designer speciiesa(n)__ a) primary, foreign…

A: The given questions are related to desingng the data base as logical model (ER model) as wella s…

Q: ER-to-Relational Mapping Algorithm Your Task: Map the following ER diagram into relational database…

A: ER Model to Realtional Model: When visualized as diagrams, the ER Model provides a clear picture of…

Q: Normalize the following schema up to third normal form by showing 1NF, 2NF and 3NF. DepartmentID…

A: We need to create 1NF, 2NF and 3NF normal forms for the given data table.

Q: David wants to make improvements to the management of his company inventory and will like to start…

A: Primary keys uniquely identify a tuple in a relation Foreign keys are used to establish a relation…

Q: Create tables based on the below given relational model. Define your own data type to the attributes…

A: Primary Key for patients table  - patient-id  Primary Key for doctors table  - doctor-id  Primary…

Q: QUESTION 8 Answer All the questions: Consider the below Student table and write the appropriate…

A: Relational algebra query to display the details of students who study programming course and also…

Q: Example 2.1) (Answer according to Figure 1) Convert the data model in Figure 1 to Database Design…

A: CREATE TABLE CUSTOMER( Customer ID integer primarykey, Name char(20) notnull, Surname char(15)…

Q: Consider the given relational schema: Suppliers(sid:integer, sname:string, city:string,…

A: To Do: To choose the correct option.

Q: Using the attached image of a relationship between the two entities, faculty and student, and the…

A: Primary KeyIt is a key in a relational database that is unique for each record.It is a unique…

Q: A customer directly saving to a database to save his information is a violation of a Data Flow…

A: A person information is divided into entites.

Q: Q3: From the mentioned below discuss which model is more suitable for storing data. And what are the…

A: Data models describe how a database's logical structure is represented. In a database management…

Q: Question 2 1. Consider figure 2 below and answer the following questions a. Column emlployee_id is…

A: Data is raw, unorganized facts that need to be processed. Data can be something simple and seemingly…

Q: Problems 1 and 3 on pages 234 - 236 of the course textbook.   You must use Draw.IO or MS Visio to…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: (a) Use STUDENT and LECTURER tables shown below to answer questions (i) and (ii). Table name:…

A: Note: Multiple questions are given in one part. According to the rule, you will get the answer for…

Q: Figure Q3.13 The Ch03_VendingCo database tables Database name: Ch03_VendingCo Table name: BOOTH…

A: A many-to-many relationship occurs when multiple records in a table are associated with multiple…

Q: Student • Student Id | Primary Key • Student Name | Not Null Phone Number | Not Null, Unique •…

A: In many to many relationship we need to create one more table consisting parent and child keys which…

Q: Database Which query in this relational database (represented by relational diagram) will provide…

A: the below query is correct    SELECT TOP(3) p.ProductID, p.ProductName, SUM(od.Quantity) FROM…

Q: The below data is in first normal form. Normalise the data to third normal form, howing all steps…

A: Here the primary key is {PlayerName, CharacterName} The FDs possible are PlayerName->Player…

Q: Based on the class diagram given below answer the following questions. Course |teaches Professor…

A: According to the information given:- We have to define the primary and foreign key.

Q: The dependency diagram in Figure Q6.8 indicates that a patient can receive many prescriptions for…

A:

Q: What are the rules for measuring the quality of relational schema?

A: The question is on defining rules for measuring the quality of relational schema.

Q: Bicycle (BikeId, Rate, Maker, Model) Variety (BikeId, Type, Rate) Sold (BikeId, SellerId, DateSold,…

A: Users of relational database systems are supposed to have access to a query language that allows…

Q: Based on this ER diagram, write a complete relational schema.

A: Here the relationship between professor and office is one to one. Thus we can include primary key of…

Q: Create a database whose tables are at least in 3NF, showing the dependency diagrams for each table.

A: Functional Dependency:       A functional dependency is a term used in the database which defines…

Q: Create a database whose tables are at least in 3NF, showing the dependency diagrams for each table.

A: Functional Dependency:   A functional dependency is a term used in the database which defines the…

Q: 19. Draw the query tree for the SQL statement below, then draw the optimized heuristic tree. PID is…

A: