问题描述 # 表结构 MySQL > desc user_packages; +----------------+---------------------+------+-----+---------------------+----------------+ | Field | Type | Null | Key | Default | Extra | +----------------+---------------------+------+-----+---------------------+----------------+ | up_id | bigint(20) unsigned | NO | PRI | NULL | auto_increment | | start_date | date | NO | | NULL | | | end_date | date | NO | | NULL | | | up_created | datetime | NO |