如何向一个自增字段中插入值

--如何向一个自增字段插值
create table tablename(id int identity(1,1))
go
insert into tablename default values
go

set identity_insert  tablename on
insert tablename(id) select 11
select * from tablename
go
--set identity_insert   tablename  off

drop table tablename

/*
id
----
1
11
*/

原文链接：http://www.cnblogs.com/zengxiangzhan/archive/2010/01/03/1638160.html