Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Database Systems Unit I: Introduction and Concepts

10 Questions

1 Views

Database Systems Unit I: Introduction and Concepts

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What command is used to delete rows from a view?

DELETE

What condition is used to delete a specific record from the CUSTOMERS_VIEW?

WHERE age = 22

What is the syntax to drop a view?

DROP VIEW view_name;

What is a transaction in the context of a database?

A unit of work that is performed against a database Signup and view all the answers

What is the purpose of a transaction in a database?

To accomplish a sequence of work in a logical order Signup and view all the answers

What is the result of a transaction on a database?

The propagation of one or more changes to the database Signup and view all the answers

Can a view be deleted if it is no longer needed?

Yes Signup and view all the answers

What is the name of the view in the example given?

CUSTOMERS_VIEW Signup and view all the answers

What is the condition used to delete a record from the CUSTOMERS_VIEW in the example?

age = 22 Signup and view all the answers

What is the purpose of the DELETE command in the context of a view?

To delete rows of data from a view Signup and view all the answers