In relational model terminology, a table is considered as Select one: a. Tuple b. Range c. Relation d. Domain

Q: .Describe the kind of relationship that is prominent in the hierarchical model. 2.The relational…

A: ntroduction to Hierarchical Database Model Hierarchical Database Model, as the name suggests, is a…

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here the entity BankBranch is a weak entity and therefore we need to include primary key of Bank as…

Q: the normalization process to normalize the above tables (you need not show the steps, but can use…

A: Given that 1. Follow the normalization process to normalize the above tables (you need not show the…

Q: Translate your ER diagram into a relational schema in the form of SQL DDLs. Choose appropriatedata…

A: The schema represents the layout of the database. For instance, suppose there are three to four…

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: Assume the following relations, write the Relational Algebra equations: BOOKS(DocId, Title,…

A: Answer:

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

A:

Q: In a relational database every table should have a _____ field defined. This field uniquely…

A: Answer is given below .

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here entity branch is a weak entity and therefore it will include primary key of bank as prime…

Q: Question#1: Draw query tree for following relational queries. Also write SQL query for each…

A: Note: Since you have posted multiple sub-questions in the same request, we will solve the first…

Q: Follow the normalization process to normalize the above tables (you need not show the steps, but can…

A: Answer: Schema invoice_schema CREATE SCHEMA IF NOT EXISTS invoice_schema DEFAULT CHARACTER SET…

Q: How is a foreign key represented in relationalnotation?

A: Lets see the solution.

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: ANSWER:-

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here the entity BankBranch is a weak entity and therefore we need to include primary key of Bank as…

Q: Employee: (EID, Name, City, Address) Department: (DID, Department_Name, City, budget) Works IN:…

A: All the above details that are mentioned above in the question we will take to solve the question:…

Q: 1-Write the syntax to create a relational table called staff that references an object table called…

A: Syntax for foreign key:-  create table tableName(col1 data_type,col2 data_type,…., foreign…

Q: | functional dependencies, normalize the original and all re to use proper relational notation:…

A: Step by step with explanation is given below

Q: The first requirement: Using the SQL language, transform the following entity model into tables in…

A:

Q: query in relational algebra to find the ID and the brand of those trucks whose type is S.

A: It is procedural query language. It collects instance of relation as input and fives occurrences of…

Q: You are provided with the Entity-Relationship Diagram below. Which of the following lines would…

A: The above question is answered in step 2 :-

Q: Question: Do a Left Outer Join of relations D and C over their common attributes. D being the…

A: Below i have given query:

Q: Explain the SQL function categories. Describe the important features and applications of SQL…

A: - With our guideline restrictions we are allowed to answer only the related questions.   - Answering…

Q: Hospital tables Assignment #1 Create tables based on the below given relational model.  Define your…

A: Given : Hospital tables: patients (patient-id, name, insurance, date-admitted,…

Q: Please convert following figure inn a relational schema, In cach table, the primery key and foreign…

A: Here the entity BankBranch is a weak entity and therefore we need to include primary key of Bank as…

Q: A table that displays data redundancies yields ____. Select one: a. more entities b. fewer…

A: A table that display data redundancies  yields

Q: 1. Every Boyce code normal form is in a. First Normal Form b. Second Normal Form c. Third Normal…

A: Question 1 : Ans:  c. Third Normal Form   =>   Boyce–Codd normal form (or BCNF or 3.5NF) is a…

Q: Assignment Instructions: Create a logical database design for the construction company data in the…

A: A logical design refers to the conceptual and abstract design of any database relating to various…

Q: Create SQL statement (JOIN) to display a list with salesman name, customer name and their cities for…

A: Create SQL statement (JOIN) to display a list with salesman name, customer name and their cities for…

Q: The number of tuples in a relation is referred to as

A: We are given a question related to DBMS and we have to complete the given statement. The question is…

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here entity Branch is a weak entity and therefore it will include primary key of bank as prime…

Q: a) for the relation EMPLOYEE(EmpID, Name, DeptID, Title, Salary). You may assume that no tuple has…

A: Assertion : CREATE ASSERTION CHECK (NOT EXIST (SELECT * FROM Employee e1, Employee e2 Where e1.Title…

Q: 26. Table is synonymous with the term: a. record b. relation c. column d. field

A: a database language for relational databases, relations are represented by tables, where each row of…

Q: Assume the following relations, write the Relational Algebra equations: BOOKS(DocId, Title,…

A: 1. ΠTitle,Year(BOOKS) 2. σ Major= "CS" (STUDENTS)

Q: PLZ help with the following: Using Oracle SQL Translate your ER diagram into a relational schema…

A: E-R diagram is given where different entities and attributes are given from this we will create SQL…

Q: A column in a relational table/database that serves as a unique identifier is called a __________.…

A: Option (c) is correct option. Primary key is the correct option

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: A relational schema is a set of relational tables and associated items that are related to one…

Q: 1. Refer to Figure 1 below, to answer the following questions: Assume the following attribute data…

A: In given question, we have three database tables and we have to write SQL statements to create…

Q: CONNERTING ER DIAGRAM To SQL STATEMENTS Consider the scenario where you designed an ER diagram and…

A: ER-diagram to SQL statements Given relational schemas 1.…

Q: ?Which type of relation is an excellent candidate for improvement to second normal form relation…

A: The suitable answer is (a) Relation with an AutoNumber primary key field.

Q: 24. A relation is considered a: a. Column b. one-dimensional table c. two-dimensional table d.…

A: Given table, 24.A relation is considered a: a. Column b. one-dimensional table c. two-dimensional…

Q: voice No Client-No Client Name ProductNo 1244 Product Name Poduct vice Screen Case 1234 4321 R4 000…

A: Normalization is a technique to remove anomalies and undesirable characteristics. In normalization,…

Q: . Foreign key is the one in which the ________ of one relation is referenced in another relation. a.…

A: In DBMS, keys are used to uniquely identify data in a table. Multiple keys from different tables can…

Q: 1- Use the relations given below to write relational algebra expressions for the following…

A: Select operation is used to selects tuples that satisfy a given predicate(condition). It is denoted…

Q: Hotel Schema Hotel  (hotelNo, hotelName, city) Room  (roomNo, hotelNo, type, price) Booking…

A: Note: As per the guidelines, we are supposed to answer only 3 sub questions. Please repost other…

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

A: The given diagram is an Entity Relationship diagram inChenn's notation where the entities,…

Q: Write the SQL query to create the table structures for the entities shown in Figure1 ER-Diagram.…

A: Dear Student, The SQL query for creating all the tables along with using Primary and Foreign Key…

Q: Suppose that we have a relation marks(ID, score) and we wish to assign grades to students based on…

A: Below is the SQL query to create a table “marks” and insert some values in the table: - Query: -…

Q: Please convert following figure into a relational schema. In each table, the primary key and foreign…

A: Here the entity BankBranch is a weak entity and therefore we need to include primary key of Bank as…

Q: Define the term " relational greater than " .

A: Greater than relation is denoted by symbol > which accepts two operand and return either True or…

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.