摘要：
create table tb (ptoid int,proclassid int,proname varchar(10))insert tbselect 1,1,'衣服1'union allselect 2,2,'衣服2'union allselect 3,3,'衣服3'union allselect 4,3,'衣服4'union allselect 5,2,'衣服5'union allselect 6,2,'衣服6'union allselect 7,2,'衣服7'union a 阅读全文
