sql中如何合并两个特定的字段?答:1、创建模拟的数据表 create table GoodsCate(Mid int not null,Code varchar(10) not null,Name varchar(20) not null,)2、添加模拟数据 insert into GoodsCate(Mid,Code,Name) values(1,'6801','电子仪器')insert into GoodsCate(Mid,Code,Name) values(2,'6802','激光仪器')insert into G...