Location LHD (PK) Virus Country VHD PK) Region Population Name Famliy Pandemic Type LHO FKO Infection Rate THD (FO Time VD (FO THD PO Current-Cases Year New-Cases Month Recovered Date Deaths Start-Date Vaccine Vaccination Vac-D PKO Name Vac-D FO THD (FO LO FO Trg-D FO Doses-Receivec First-Dose ICU LHD FK THD FKO Second-Dose Third-Dose Target-Group Indicator Trg-D (PK) Age-Range Source ICU-Cases

Q: CUSTOMER PK CUS NUM CUS_LNAME HIF 1. 19 enerates. OPK FK1 RENTAL RENT NUM CUS_NUM RENT_CHARGE RENT…

A: ERD stands for entity relationship diagram. people additionally name those varieties of diagrams ER…

Q: Consider the database schema below for hotels in countries. A country have many hotels, and the same…

A: Lets see the solution.

Q: make a relational schema from this pic, like this

A: Let's find quickly what is the difference between a relation table, relational schema, and a…

Q: How do you represent an M:N ternary relationship in a relational data model?

A: Answer: Representation of M:N ternary relationship in a relational data model Ternary relationship:…

Q: Name ID School City (0,n) Salary Start Date End Date To Hire (0,n) Teacher Birth Date Student

A: The solution is an given below : Note: since you have posted multiple questions, we will provide the…

Q: What is the difference between the implementation of 1:M unary relationship and M: N unary…

A: GIVEN: What is the difference between the implementation of 1:M unary relationship and M: N unary…

Q: Let R and S be two relations with the following schema: R (P.Q. R1, R2, R3) S (P.Q S1, S2) Where (P,…

A: Let R and S be two relations with the following schema R(P,Q−−−−,R1,R2,R3)R(P,Q_,R1,R2,R3)…

Q: what is relational model representation of ER/EER model?…

A: Given: What is the ER/EER model's relational model representation?

Q: How do you represent an M: N ternary relationship in a relational data model?

A:

Q: The Boolean expression [B+A][B+A]+BA + A simplifies to

A: the answer is attached with picture

Q: Convert the Entity Relationship Diagram in to QI. relational database by using MS Access (Note:…

A: maintain the oder of creating table CUSTOMER TABLE CREATE TABLE CUSTOMER( CUSTOMER_ID NUMBER(5),…

Q: QUESTION 2 Consider the database schema below:    Company (CompnayID: integer, CompnayName:…

A: Definition of Candidate Key in DBMS: Candidate keys are super keys that don't have any redundant…

Q: How does the "third normal form" improve upon the "second normal form" in relational data modeling?

A: Database normalisation involves organising the fields and tables in a database to minimise…

Q: Model to Rela

A: This is a many to many relation. hence there will be three tables. One for order, one for product…

Q: Translate well-structured relations into efficientdatabase tables.

A: answer is

Q: C# Address Balance Credit Limit Customer Discount EX Description Item# m Order m m Item m QOH Order#…

A: The Objective is to convert the given ER diagram into relational tables and then implement the…

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: Covert the E-R diagram to relational schema.

A: ER diagram stands for Entity Relationship diagram, in the given ER diagram: The entities are Movie,…

Q: Sex Name Address SSN PERSON BirthDate Salary MajorDept EMPLOYEE ALUMNUS STUDENT Degrees Degree Major…

A: A relational schema is a blueprint used in database design to represent the data to be entered into…

Q: REGION Region ID Region Name Belongs To ASSIGNMENT Score Hours Rate PROJECT Proj ID Proj Start Date…

A: ERD stands for Entity Relationship Diagram and it contains mainly three components that are…

Q: Apply the ER-to-Relational Mapping Algorithm to get the relational model (database schema) from the…

A: For relationship between Dependent and employee is 1:N with the dependent being weak entity. So we…

Q: ✦ Converting schema model from ER model, an additional table is made in case of many to many…

A: ER diagram is converted into Relational model in which each entity is converted into a table and all…

Q: For developing our queries, we will be using the following relational schema: Student(SID, name,…

A: Q1.  Here we need to join relation Course and Offering and use selection operator to select only…

Q: For a relational schema R(ABCDEFG), Following dependencies are given to you i)Find out the prime…

A: For a relational schema R(ABCDEFG), Following dependencies are given to you The answer has given…

Q: Covert the ER diagram into relational schema.

A: Given ER diagram contains 5 entities that are Doctor, Patient, Test, Room and Guardian. Each entity…

Q: Convert the following EER model into relational schema. thana Speed Resokton) Dete ON PHOTO TAKES…

A: Solution:--   1)As given in the question it is required to convert the given EER model into     the…

Q: Draw the schema mapping (logical database design) for the following part of ER diagram for train…

A: Given, Draw the schema mapping (logical database design) for the following part of ER diagram for…

Q: Describe the difference between how a 1:M unary relationship and an M:N unary relationship are…

A: one to many (1:M) A relationship is one-to-many if and only if one record from table A is related to…

Q: How do you represent an associative entity in a relational data model?

A: Given: How do you represent an associative entity in a relational data model?

Q: Produce a relational schema diagram that corresponds to the linked ER diagram for a database for the…

A: The given is a database problem where the relational database is to be created based on the given…

Q: Create a relational model with foreign and primary keys

A: The relational model is a conceptual framework for organizing and representing data in a database.In…

Q: N BRANCHES BANK BRANCH BANK Code Name Addr Addr Branch no АСCTS LOANS IN Acct_no Balance Loan no…

A: 1.Table Name :Bank create table Bank( Code int primary key, Name varchar(50), Addr varchar(500));…

Q: Build a relational model for the following ER schema

A: In this question we have to understand about given ER diagram and form the schema tables.Let's…

Q: Normalize the following given data to 1/2/3 NF. State the relations schema after every…

A: The key for the given relation is (SID, CID)  The FD's possible are SID->s_name,  CID->C-name,…

Q: Consider the ER diagram for a Software Testing database below using UML class diagram symbols. Map…

A: The Answer is