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목록group by (1)
RE:cord
[SQL] AVG / GROUP BY / ORDER BY DESC
SELECT AVG(no_of_likes) FROM fb_posts; SELECT education, AVG(salary) FROM google_salaries GROUP BY education; SELECT * FROM movie_catalogue ORDER BY duration DESC; * Ascending: ORDER BY column / ORDER BY column ASC* Descending: ORDER BY column DESC
SQL
2024. 11. 22. 13:55