yii2判断数据库字段is null,如下:
相关教程推荐:yii框架
示例:
$query = new Query; $query->select('ID, City,State,StudentName') ->from('student') ->where(['IsActive' => 1]) ->andWhere(['not', ['City' => null]]) ->andWhere(['not', ['State' => null]]) ->orderBy(['rand()' => SORT_DESC]) ->limit(10);
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