如果传参类型是字符串类型,要将对比的参数字符串化,不然,参数不能被识别为字符串,比较就不成功date_format(a.QQSJ, '%h') as qqsj, date_format(a.QQSJ, '%Y-%m-%d') as qqsj,
如果传参类型是字符串类型,要将对比的参数字符串化,不然,参数不能被识别为字符串,比较就不成功date_format(a.QQSJ, '%h') as qqsj, date_format(a.QQSJ, '%Y-%m-%d') as qqsj,
名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
