Microsoft SQL Server Development for Everyone - SQL COUNT Aggregate Function
Interactive Video
•
Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video tutorial covers using SQL to count the number of students enrolled per course. It begins with a basic query to select data from an enrollments table and explains the need for aggregate functions to count students. The tutorial highlights the importance of using GROUP BY with aggregate functions and demonstrates how to enhance query output by including additional columns and formatting. The video concludes with a practical example of generating a report suitable for administrative purposes.
Read more
2 questions
Show all answers
1.
OPEN ENDED QUESTION
3 mins • 1 pt
What aggregate function is used to count the number of students per course?
Evaluate responses using AI:
OFF
2.
OPEN ENDED QUESTION
3 mins • 1 pt
How does the teacher suggest modifying the query for better output presentation?
Evaluate responses using AI:
OFF
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Classlink
Continue with Clever
or continue with
Microsoft
%20(1).png)
Apple
Others
Already have an account?
