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declare @tablename varchar(20)
select @tablename = 'o_ems'
-------------Éú³É±äÁ¿,ʹÓñí¸ñÐÎʽ(ctrl + D)Êä³ö£¬È¡µÚÒ»¸ö×ֶεÄÖµ----------------------------------
select 'private '+  
Case when t.name='varchar' Then 'string'
    when t.name='char' Then 'string'  
    when t.name='datetime' Then 'datetime'
    when t.name='int     ' Then 'int' 
    when t.name='smallint' Then 'int' 
    when t.name='money' Then 'float'  
    when t.name='decimal' Then 'decimal'  
    when t.name='tinyint' Then 'byte' 
    else t.name end
    + '     _'+upper(substring(c.name,1,1))+lower(substring(c.name,2,(len(c.name)-1)))+';' as name /*,o.name,t.name,c.length,c.* ,isnull(m.text,'') */
from syscolumns c inner join sysobjects o on o.id=c.id
inner join systypes t on c.xtype=t.xtype
left outer join syscomments m on c.cdefault=m.id
where o.name =@tablename
order by c.id
 
 
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select '/// <summary>' +char(13)+char(10)+'///'+char(13)+char(10)+'/// <summary>'+char(13)+char(10)
+ 'public '+ Case when t.name='varchar' Then 'string'
    when t.name='char' Then 'string'  
    when t.name='datetime' Then 'datetime'
    when t.name='int' Then 'int'   
    when t.name='smallint' Then 'int' 
    when t.name='money' Then 'float'  
    when t.name='decimal' Then 'decimal'  
    when t.name='tinyint' Then 'byte' 
    else t.name end
+   ' ' +upper(substring(c.name,1,1))+lower(substring(c.name,2,(len(c.name)-1)))+char(13)+char(10)
+ '{' +char(13)


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DECLARE  @sql varchar(8000)  
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set @sql='Del E:\Databasebackup\'  
@sql=@sql +rtrim(convert(varchar,getdate()-15,112))+'.bak'
Exec  master..xp_cmdshell   @sql  
DECLARE @DelFile Varchar(256)
set ......

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select * from person.StateProvince where CountryRegionCode in 
         (select CountryRegionCode from person.CountryRegion where  ......

case when then...else end sql Óï¾äÓ÷¨

select f.AGENTID as 'ID',
          f.AGENTNAME as 'ÐÕÃû',
          f.COMNAME as '¹«Ë¾¼ò³Æ',
          c.REGISTDATE as '×¢²áʱ¼ä',
     ......

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