1.服务器端mysql命令行操作
http://www.cnblogs.com/zhangzhu/archive/2013/07/04/3172486.html
2.CONCAT(A," ",B) AS C
将AB字符串串接,作为C
3.创建表
create table User_Table
(
userid int not null,
name varchar(12) not null,
score int,
primary key (userid)
);