HackerRank[MySQL] : The PADS

SOOYEON·2022년 2월 22일
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SQL

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Q

SELECT CONCAT(NAME, '(', LEFT(occupation, 1), ')') AS O
FROM OCCUPATIONS 
ORDER BY NAME, O;

SELECT CONCAT('There are a total of ', COUNT(occupation), ' ', LOWER(occupation),'s. ')
FROM OCCUPATIONS
GROUP BY occupation
ORDER BY COUNT(occupation), occupation;

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