Grouping fields
You're preparing for an international film festival.
First, you want to see how many films come from each country to get a sense of overall representation. Then, it also helps to check specific years to see which countries have been most active recently. This way you can spot both the most active film regions and those growing today.
Toto cvičení je součástí kurzu
Intermediate SQL Querying with AI
Interaktivní cvičení na vyzkoušení si v praxi
Vyzkoušejte si toto cvičení dokončením tohoto ukázkového kódu.
SELECT country
FROM films;