mysql sum with if
SELECT SUM(IF( `column` = 1, `column`, 0)) as totalmysql sum with if
SELECT SUM(IF( `column` = 1, `column`, 0)) as totalmysql where sum > 0
SELECT user.id, CONCAT(lastname, firstname), year, month, date FROM user
LEFT JOIN adoption ON user.id = adoption.adopter
GROUP BY user.id
HAVING SUM(CONCAT(year,month,date) = '2016618') = 0Copyright © 2021 Codeinu
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