solution-practice-set-5practice-prepan-introductory-guide-to-sql

Topic		Replies	Views	Activity
How Question 3 is supposed to be solved if session variables were not covered in the course? Courses solution-practice-set-5__practice-prep__an-introductory-guide-to-sql , an-introductory-guide-to-sql__datajek		2	118	October 9, 2023
Question 1 answer using correlated subquery, as another option Courses solution-practice-set-5__practice-prep__an-introductory-guide-to-sql , an-introductory-guide-to-sql__datajek		1	98	November 19, 2022
Your window function example isn't even supported by MySQL version, and why is GROUP BY there? Courses solution-practice-set-5__practice-prep__an-introductory-guide-to-sql , an-introductory-guide-to-sql__datajek		0	229	November 18, 2022