sql group by sum with condition
SELECT CityID,
COUNT(*) NumberOfDogsInThisCity,
SUM(CASE WHEN DogName = 'Tedy' THEN Wheight ELSE 0 END) WheightOfAllDogWithNameTedy
FROM Dogs
GROUP BY CityIDsql group by sum with condition
SELECT CityID,
COUNT(*) NumberOfDogsInThisCity,
SUM(CASE WHEN DogName = 'Tedy' THEN Wheight ELSE 0 END) WheightOfAllDogWithNameTedy
FROM Dogs
GROUP BY CityIDsql sum and other fields
SELECT sum(a) as car,b,c FROM toys
GROUP BY b, cCopyright © 2021 Codeinu
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