创建主键表

create table rpinfo
(   rpno int identity(1,1) not null,
    sno varchar(10) not null,
    rpreason varchar(50),
    rpcontent varchar(20),
    rpterm smallint,
    CONSTRAINT [pk_rpinfo] PRIMARY KEY  CLUSTERED 
    (
        [rpno ],
        sno
    )  ON [PRIMARY]
)