1.Write a SELECT query to find all the data of students with name Anum. 2. Find rollno of students who less than 3 cgpa.

Q: Explain the following statement regarding SQL: Any query that can be written using the subquery…

A:

Q: Considering Vaccination Database, write queries to: Display the Subject CNIC, Name, Contact, Dose1…

A: The subjects who have been vaccinated different types in Dose1 and Dose2. For instance, subjects who…

Q: Consider the following database tables: Employee (empNo, empName, street, city) Works (empNo,…

A: The answer for the given question is given below:

Q: Q.1: Write SQL queries, using "Movie Rental Database" schema to extract following information i.…

A: Note: There are multiple questions are given in one question. According to the rule, you will get…

Q: In the context of relational databases, how does a subquery differ from a JOIN operation?

A: Managing and extracting data efficiently is crucial for effective data analysis and decision-making.…

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: access databases Normalization Exercise Represent this table as a collection of tables in 3NF:…

A: The key for the given relation is (StudentNumber, CourseNumber)  The partial functional dependency…

Q: List the names of any pair of boats that have the same type. For example, one pair would be Anderson…

A: The Question is of DBMS SQL query in which we have to find out the solution by using a query.  A…

Q: Use the following relational schemas for answering the queries in relational algebra; STUDENT(ID,…

A: select Student_IDfrom ENROLLMENTwhere Course_ID in (select Course_ID from ENROLLMENTINTERSECTselect…

Q: Assignment III (5%): Design of the conceptual model (ERD) from the given relational database. (Note:…

A: increase all employee salary by 15% along with department ID, and display all employee data.- Here…

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

A:

Q: Code three tests: 1) for a student who has courses 2) for student who does not have courses 3) a…

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: For the following Employee database, write a query to find the ID of each employee with no manager.…

A: With outer join Without outer join  Without outer join : nested query

Q: Write the syntax for AUTO_INCREMENT in sql databases.

A: Question. Write the syntax for AUTO_INCREMENT in SQL databases. Answer. AUTO_INCREMENT:…

Q: movie(mid, title, description, startdate, enddate, organizer)   Write a query in Relational Algebra…

A: sigma is used to select based on condition and put projection (pi) symbol before select along with…

Q: What is the difference between scalar function and vector function in SQL DATABASE? Note: Question…

A: Answer ; Scalar is a user defined function that is written in SQL and it always return a single…

Q: This is the problem: (from Database Systems Book, 13th ed) Write a query to display the author last…

A: Create table AUTHORS_OF_BOOKS using the below query: SQL QUERY: /* Create a table called NAMES…

Q: 4. Which colleges offer courses? 5. What is the name and college of each department? 6. What is the…

A: The given problem is will be solved using relational algebra expression where the tables and sample…

Q: Write a SQL query to find the member number (member_no) of each faculty whose department

A: SELECT Member_no FROM COMPANY WHERE DEPARTMENT_BUILDING  IN (SELECT DEPARTMENT_BUILDING FROM COMPANY…

Q: The select operation in a relational database allows you to limit the number of columns in a table…

A: A relational database is a type of database management system (DBMS) that uses tables, rows, and…

Q: 15. Use a query to compute the total of all purchases, the number of purchases, and the average…

A: Step 1:- Introduction:- Create command is used to create the structure of the table. In this…

Q: Define “correlated subqueries”.

A: Correlated subqueries are one approach to read each row in a table and compare its values to related…

Q: m university database , Write the following queries in SQL Find the titles of courses in the Comp.…

A: For the first question , we are assuming that there exist another table named as  Table (or relation…

Q: Use the following relational schemas for answering the queries in relational algebra; STUDENT(ID,…

A: Suppose: Student Table ID Name Phone  Gender 1 A 987456321 Male 2 B 147893256 Male 3 C…

Q: Consider the library database of Figure 3.20. Write the following queries in SQL.Find the member…

A: Given: Library database with three-relations such as member, book, and borrowed. Objective: This…