Practice Having Clause (5.3) - Structured Query Language (SQL) - Part 2
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HAVING Clause

Practice - HAVING Clause

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the HAVING clause do?

💡 Hint: Remember the difference between WHERE and HAVING.

Question 2 Easy

Write a simple SQL statement using HAVING for departments with more than 50 students.

💡 Hint: Think of using COUNT with HAVING to limit results.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does the HAVING clause do?

Filters rows before grouping
Filters groups after aggregation
Summarizes all data

💡 Hint: Consider where and when the clause is applied.

Question 2

True or False: HAVING can be used without GROUP BY.

True
False

💡 Hint: Think about the dependency of HAVING.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a SQL query to list only those departments that have an average salary greater than $70,000 and count more than 10 employees.

💡 Hint: Remember to include both conditions in your HAVING clause.

Challenge 2 Hard

How does the presence of a WHERE clause affect the results of a query that includes HAVING?

💡 Hint: Think of WHERE trimming down what gets grouped.

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Reference links

Supplementary resources to enhance your learning experience.