...在MySQL中怎么实现SQL标准语法中的check约束? 请看下面的题目.在线...答:mysql> create table student -> (sno enum -> ('1','2','3','4','5','6','7','8','9','10',-> '11','12','13','14','15','16','17','18','19','20',-> '21','22','23','24','25','26','27','28','29','30',-> '31','32',...