Construct a schema diagram given the EER diagram below. If there are multiple options to map anything, then choose only one of the applicable options ogpa Undergrad_Student Student SID Name Grad Student major total_members N LablD works at Lab_Name Research_lab

Q: What is the most common method of specifying a primary key in a relational schema description?…

A: Method of specifying primary key in relational schema

Q: Tasks: Considering the following E-R diagram, you need to translate it into a relational database…

A: An Entity-Relationship (ER) diagram is a visual representation of the entities (objects),…

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: Studentr (sid: integer, sname : String, major:smng Takes (sidistring, Cid: Sting, grade :Stnng)…

A: Given:  Students(Sid: integer, Sname: string, major: string) Takes(Sid: integer, Cid: string,…

Q: Write only the relational schema for 1st and 2nd Normal Forms based on the following records.…

A: First Normal Form (1NF) : Given table is not in the first normal form. Below is the table in the…

Q: Discuss the possibilities for database tables when creating subtype relationships. Talk about the…

A: When creating subtype relationships in a database, there are several possibilities for database…

Q: Convert the model into relations and normalize

A: Normalization: Normalization is the process of organizing data in a database in a structured way to…

Q: Create a crows foot ER diagram to show the relationship that exists between all 4 tables in figure 1

A: Employee table and Job Table are related on column called Job_Code Plan table and Benefit table are…

Q: rite the SQL statements to create all of the necessary tables to represent the above diagram,…

A: Note: Since you have not provided the database name to write the SQL query so I am using the MYSQL…

Q: A Parent-Child connection exists between two tables when one holds the primary key of the other as…

A: Given Question:Whenever time one object has the main key of another entity as an attribute, A.…

Q: Write a relational mode for each of the case below. You can create our own attributes and provide…

A:

Q: What is the generic term for an attribute and how is it used in a relational model, if applicable?

A: Given: Each type of relationship can have its own set of relationship attributes. Attributes are…

Q: Mapping: Create relational schemas for the ER diagram given below. Indicate clearly the primary and…

A: The processes to generate the relational schemas for the provided Entity Relationship diagram are…

Q: What are three advantages of using a surrogate key rather than the main key to access a relation…

A: A surrogate key is a one of a type of identifier for a record or item in the table. It is comparable…

Q: In the case of a relational model, what would you call characteristics generally, and how would you…

A: The relational model for database management is a method for logically representing and managing…

Q: Convert all relations to third normal form, if necessary, and draw a revised relational schema.

A: Given: Convert all relations to third normal form, if necessary, and draw a revised relational…

Q: [   slide-15 .png  ] Q1. Please write SQL codes to create below member database table   based on…

A: A relational database contains tables. Tables are also known as relations and they contain rows and…

Q: Based on the above Relations/Tables, write description of violations of each of the 3-constrains in…

A: Domain Constraints: This constraint says that the value of the attribute must be available in the…

Q: Use the following diagram relation to perform the normalization. You need to provide the 2NF and…

A: Normalization is process of organizing/structuring the data in database.Normalization  is used to…

Q: Mapping: Create relational schemas for the ER diagram given below. Indicate clearly the primary and…

A: The processes to generate the relational schemas for the provided Entity Relationship diagram are…

Q: Use a suitable example to provide a thorough description of the relational model.

A: A relational model describes how data is stored in a relational database. A relational database…

Q: please Explain the 4+1 view model, with the help of a diagram?

A: Overview : 4+1 is a view model used for "describing the architecture of software-intensive systems,…

Q: What data types would you use for the attributes in this entity? How would you code a CREATE TABLE…

A: In a database management system (DBMS), an attribute is a piece of data that describes an entity.…

Q: Convert the preceding ER diagram into a relational DB schema. (I want you to do this yourself, not…

A: A Database is a collection of related  information. A relational schema is a design of the database.…

Q: Here my ERD. Help me to present the relational schema until 3NF, based on ERD below. and Identified…

A:

Q: PLZ help with the following: Translate your ER diagram into a relational schema in the form of SQL…

A: E-R diagram is given with different attributes. From this we will create tables

Q: Consider the following relation that involves student data: RADE (ClassName, Section, Term, Grade,…

A: Primary key for the given relation is (ClassName, Section, Term, StudentID)  Here the functional…

Q: please convert a relational database schema  into the  ER diagram Be certain to indicateall…

A: The Entity-Relationship (ER) diagram presented provides a high-level overview of a business database…

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: EMPLOYEE (EmplD, LName, MName, FName, Phone, HireDate, MgrNum, EType) HOUSEKEEPER (HKID, Shift,…

A:

Q: write SQlite database coding for this ERD diagram.

A: CREATE TABLE "category"   The table creation query and the structure of the created table are shown…

Q: Describe an example in which you would want to use a derived table.

A: The SQL Derived Table is nothing but a Subquery used in the From Clause. For this SQL Server derived…

Q: Create a diagram for a database with at least 5 tables. This should show your table names and column…

A: The following illustrates the BikeStores database diagram:               As you can see from the…

Q: Draw a relational schema based on this EER diagram.

A: Schema in database are three :Physical schema,Logical schema and view..Basically schema is…

Q: Please follow this ER diagram, give a description, and make a schema diagram from it. Also, make…

A: Here from the given diagram we can observe the below 1) There are three entities.                 a)…

Q: storeid address descriptie value Store Displays Memorabilia

A: CREATE TABLE STORE(    STOREID NUMBER(5) PRIMARY KEY,    ADDRESS VARCHAR2(20));   CREATE TABLE…

Q: Normalise the data to third normal form, showing all steps with explanations. Dependency diagrams or…

A: The primary key for the given relation is {PlayerName, CharacterName} The FDs are PlayerName ->…

Q: The one-to-many relationship between two tables is made by including the primary key from one table…

A: A) Compound key: A compound key is a key that consists of two or more columns that together uniquely…

Q: Consider the E-R diagram in Figure 8.7 showing entity set instructor. Give an SQL schema definition…

A: A schema refers to the constructive design of a database including various database objects such as…

Q: Instructions: In this assignment, you will convert an Entity-Relationship diagram into a set of…

A: Given: Several tables are shown in an entity-relationship diagram. We need to specify the table…

Q: 25. In the relational model, relationships between relations or tables are created by using

A: In the relational model, relationships between relations or tables are created by using foreign…

Q: Convert the following table to third normal form (3NF). In this table, StudentNum determines…

A: Normalization can be defined in such a way that it is the system of organizing statistics in a…

Q: LBID LBName CopyID CoverType LIBRARY BOOK H COPY Has (2,10) | IsWrittenBy 4 AUTHOR AuthorID…

A: Solution:   Given,