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[SQL] groupBy & having?

승가비 2018. 9. 8. 19:20
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[SQL] groupBy & having?


// GroupBy & Having & OrderBy

SELECT b.dept_name AS dept_name, COUNT(dept_name) AS count 
FROM a RIGHT OUTER JOIN b 
WHERE a.dept_id = b.dept_id 
HAVING COUNT(dept_name) < 5
ORDER BY count;


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