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Introduction
Simple CASE WHEN
Searched CASE WHEN
CASE WHEN with aggregates
CASE WHEN with GROUP BY
Summary
27. Exercise 3

Instruction

Fine! How about the third one?

Exercise

Show each degree course name and a second column called popularity. If at least 5 distinct candidates applied, show 'high', otherwise show 'low'.

Stuck? Here's a hint!

Use DISTINCT candidate_id for the COUNT() function.