Two students want to enroll in a course with one place. What database feature prevents both students from earning the last seat?

Q: Explain the strategies to execute relational query in parallel DB environment with an example

A: Databases:A database is a structured collection of data that is organized and stored in a way that…

Q: In a relational database, a select operation is used to delete columns that satisfy specific…

A: The select operation is basically an operation which searches data in the table and acquire or…

Q: Removing columns that meet specified criteria is the goal of a select operation in relational…

A: Introduction: Union, intersection, and set difference are the three main relational set operations.…

Q: Two students are registered for one course. Can both students get the last database seat?

A: Given: There are two college students that must sign up for the course. But, there is just one seat,…

Q: Consider the following database with the below relations: customer-id 192-83-7465 019-28-3746…

A: The answers are given in the below step

Q: One of the TAL Distributors database's denormalized tables is as follows: The Customer table is no…

A: The answer is given below step.

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: What commands is used for removing (or deleting) a relation forms the SQL database?

A: The Answer is in Below Steps

Q: Redundancy O False

A: Explanation: Decomposition is a technique for removing anomalies, inconsistencies, and redundancy…

Q: Why not make a search for each field in the database table?

A: Searching each field in a DB table might be costly regarding processing resources, mainly when…

Q: Create the following table in your database with the following schema: Table: Customer +- | Column…

A: syntax to create table:-  create table tableName(column_name data_type constraint); syntax to insert…

Q: How can you have an Access Query field?

A: Asked:How can you have an Access Query field?

Q: What is a stored procedure in the context of database development, and how does it differ from a…

A: SQL, also known as Structured Que­ry Language, is a standardized programming language spe­cifically…

Q: Practical 1: Write a menu driven program that runs till the user desires, Menu is given below with…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In a relational database, a select operation is used to delete columns that satisfy specific…

A: In a relational database, a select operation is used to delete columns that satisfy specific…

Q: What is the difference between a PRIMARY KEY constraint and a UNIQUE constraint? ( refer to the…

A: Primary key is one of the columns of the table which uniquely identifies each row in that table.…

Q: a new user “Udev” is joined to the company as developer. “Udev” need to create tables and procedures…

A: udev provides a dynamic device directory containing only the files for actually present devices. It…

Q: At UFL, each class is a specific offering of a course (subject). Each row in the Courses table…

A: At UFL, each class is a specific offering of a course (subject). Each row in the Courses table…

Q: |The statements select RIGHT('l wish I had attended the practice hours', 9) and select…

A: I have provided a solution in step2.

Q: Define Null in a database table and write any three features of Null.

A: In the database, NULL is no value that is not zero. The table in the database contains NULL value…

Q: does the NOT NULL constraint

A: Dear Student, The meaning of NOT NULL constraint is given below -

Q: use the information above to: With the aid of Microsoft SSMS (SQL Server Management Studio), create…

A: Create both database schema and insert 10 records into each relation for each database are give…

Q: In a sql database give an example of a search problem that will work with an inner join and will not…

A: Find the answer given as below :

SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.