student(sid, sname, sex, age, year, gpa) dept(dname, numphds) prof(pname, dname) course(cno, cname, dname) major(dname, sid) section(dname, cno, sectno, pname) enroll(sid, grade, dname, cno, sectno) Write the following SQL query for the schema above: Print the name(s) and sid(s) of the student(s) enrolled in the most classes.

Q: Display the list of students who are involved in the IT club Display the details of all the…

A: First get the studid from Club table and then get those Student details This can be done using inner…

Q: nt database. The primary keys are highlighted in bold. Student (studNo, studName, address,…

A: Below is part of a Student database. The primary keys are highlighted in bold. Student (studNo,…

Q: Explain the benefits of using the identity column capability in SQL.

A: The identity column generates the key values. It makes the increment in the unique values.

Q: onsider the following schema: Product(pid, name, type, manufacturer, price), Buys(cid, pid),…

A: a) relational algebra:  π cname σ manufacturer = 'sears' Customer ⨝ Customer.cid = Buys.cid Buys ⨝…

Q: Create the following tables in sql : Branch (branch-id, branch-name, branch-city) Customer…

A: According to the Question below the Solution below the Solution:

Q: Student(StudentID, age) School(SchoolID, city) Write an SQL statement for the following query: For…

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

Q: True or FalseString comparisons in SQL are case sensitive.

A: Explanation: The data in DBMS is stored and retrieved by using a specific language called SQL. DBMS…

Q: Write SQL Queries for following set of tables: EMPLOYEE (EmpNo, Name, DoB, Address, Gender, Salary,…

A: As per our guidelines, only 3 subparts will be answered. So, please repost the remaining questions…

Q: Write the appropriate SQL query for each of the following questions:  A) Display ALL the activities…

A: The given problem is related to database SQL queries where the tables are given and requirement is…

Q: Employees (EMPLOYEE_ID, FIRST_NAME, LAST_NAME, EMAIL, PHONE_NUMBER, HIRE_DATE, JOB_ID, SALARY,…

A: Here, Query instruction is given.

Q: Below is part of a Student database. The primary keys are highlighted in bold. Student (studNo,…

A: Given to write a  PL/SQL PROCEDURE that will list the project names given the course ID. The below…

Q: Use the DDL SQL command “CREATE” to define each of your entities

A: 1. Specialization:CREATE TABLE Specialization (SID int PRIMARY KEY, title varchar(25), DepartmentID…

Q: student(sid, sname, sex, age, year, gpa) dept(dname, numphds) prof(pname, dname) course(cno,…

A: The question uploaded by you contains multiple subparts. As per our policy, experts are only…

Q: Write SQL queries for the following.Display details of those male patients whose age is 25 or 36.…

A: Structured Query Language is abbreviated as SQL or also pronounced as See-Qwell. It is developed for…

Q: Below is part of a Student database. The primary keys are highlighted in bold. Student (studNo,…

A: The below sql statements are to calculate the amount to be paid for a student for all courses he/she…

Q: What variables should be taken into account when determining whether or not to establish an index…

A: Introduction: A SQL index is a fast lookup database used to locate frequently sought records.  An…

Q: SQL REQUEST

A: SQL: SQL stands for Structured Query Language. It is used to interact with the database. It is…

Q: sql queries Employees (EMPLOYEE_ID, FIRST_NAME, LAST_NAME, EMAIL, PHONE_NUMBER, HIRE_DATE, JOB_ID,…

A: Concept used:- subqueries query within query is known as sub query where inner query act as input…

Q: Table name: Supplier Column Name Role Data Type Length Constraint supplierID Stores the ID of…

A: Syntax : Alter table table_name Add column_name datatype , foreign key(col_name) references…

Q: _ID, FIRST_NAME, LAST_NAME, EMAIL, PHONE_NUMBER, HIRE_DATE, JOB_ID, SALARY, COMMISSION_PCT,…

A: Employees(EMPLOYEE_ID, FIRST_NAME, LAST_NAME, EMAIL, PHONE_NUMBER, HIRE_DATE,JOB_ID, SALARY,…

Q: Convert the following ER diagram into relational schema. Write the relational schema in SQL.

A: An entity relationship model (or ER model) describes interrelated things of interest in a specific…

Q: Schema: Frequents(kid, store)  Sells(store, candy)  Likes(kid, candy) d) Use SQL to list the…

A: Given Schema: Frequents(kid, store)  Sells(store, candy)  Likes(kid, candy) Question:  Use SQL to…

Q: Describe the use of the CAST and CONVERT functions in SQL.

A: In SQL, the ability to manage and manipulate data is crucial, often involving the need to change…

Single Table

In a database management system, a single table is designed to obtain data of heterogeneous items. A single-table design with DynamoDB resolves the issue of raising multiple requests for the relevant data of an entity.