Student和Sclass表,Student外键cid是Sclass的cid create table sclass( cid ) primary key, cname ) )go create table Student ( sid int primary key, sname ), sno ), sex ), email ), cid ) foreign key (cid) references sclass(cid) ) 自动生成的OMR映射文件(Myeclise逆向工程自动生成映射文件…