我试图获得每个团队的所有胜利,但是,sql决定抛出一个错误
正在执行以下查询:
SELECT `t`.`teamcode`,COUNT(*) AS `gewonnen`FROM `Team` `t`INNER JOIN `Wedstrijd` `w` ON `w`.`teamthuis` = `t`.`teamcode`GROUP BY `w`.`teamthuis`HAVING `w`.`scorethuis` > `w`.`scoreuit`#1054 - UnkNown column 'w.scorethuis' in 'having clause'
没有别名:
SELECT `Team`.`teamcode`,COUNT(*) AS `gewonnen`FROM `Team`INNER JOIN `Wedstrijd` ON `Wedstrijd`.`teamthuis` = `Team`.`teamcode`GROUP BY `Wedstrijd`.`teamthuis`HAVING `Wedstrijd`.`scorethuis` > `Wedstrijd`.`scoreuit`#1054 - UnkNown column 'Wedstrijd.scorethuis' in 'having clause'
最佳答案没有必要使用HAVING.试试WHERE:SELECT `t`.`teamcode`,COUNT(*) AS `gewonnen`FROM `Team` `t`INNER JOIN `Wedstrijd` `w` ON `w`.`teamthuis` = `t`.`teamcode`WHERE `w`.`scorethuis` > `w`.`scoreuit`GROUP BY `w`.`teamthuis`
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