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if exists(select * from sysobjects where name='atzk')--ÅжÏÊÇ·ñ´æÔڴ˱í
drop table atzk
go
create table atzk
(
nid int identity(1,1) primary key,--nid×Ô¶¯±àºÅ£¬²¢ÉèΪÖ÷¼ü¡£
mytitle varchar(50) not null,--֪ͨµÄ±êÌâ¡£
mycontents varchar(200)--·¢²¼Í¨ÖªµÄÄÚÈÝ¡£
)
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alter table tablename
add city varchar£¨2£© default 'rr' //¸³Ä¬ÈÏÖµ
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alter table tablename
modify city varchar£¨20£©
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alter t ......
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string sou = "select * from art where content like '%" + TextBox1.Text + "%'";
SqlDataAdapter da = new SqlDataAdapter(sou, conn);
DataSet ds = new DataSet();
da.Fill(ds);
if (ds.Tables[0].rows.count==0)
{
Response.Write("ûÓмǼ£¡");
}
else
{
......
select *
from
(select [id]=row_number() over (order by getdate()),
date=convert(varchar(8),dateadd(dd,number,'2010-01-01'),112)
from
(select number from master..spt ......