ACTIVE RECORD(ORM) namespace appmodels; use yiidbActiveRecord; class Customer extends ActiveRecord { const STATUS_ACTIVE = 'active'; const STATUS_DELETED = 'deleted'; public static function t ... ...
mysql启动和关闭外键约束的方法foreignkeychecks"mysql启动和关闭外键约束的方法(FOREIGN_KEY_CHECKS) 在MySQL中删除一张表或一条数据的时候,出现 1451 -Cannot delete or update a parent row: a foreign key con ... ...