Advanced Select

Jimin·2022년 8월 24일
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SELECT NAME || '(' || SUBSTR(Occupation, 1, 1) ||')'
FROM (SELECT * FROM OCCUPATIONS ORDER BY Occupation)
UNION
SELECT 'There are a total of '|| count(*) || ' ' || LOWER(Occupation) ||'s.'
FROM (SELECT * FROM OCCUPATIONS ORDER BY count(*))
GROUP BY Occupation;

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