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select   id=identity(int,1,1),value   into   #temp   from   YourTable  
  select   *   from   #temp  
  drop   table   #temp  
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select   IDENTITY(int,   1,1)   AS   ID_Num,*   into   #temp   from   ±í  
  select   *   from   #temp   where   ID_Num>10   and   ID_Num<=20
»ò  
  SELECT   Top   @PageSize   *  
            from   T  
          WHERE   SortField   NOT   IN   (SELECT   TOP   @PageSize   *   @Pagei   SortField  
                                                              from   T  
                                                      ORDER   BY   SortField  
                                                          )  
    ORDER   BY   SortField
REF:http://topic.csdn.net/t/20021022/21/1116380.html


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SQLλÔËËã

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select 2|8       --10
select 2|8|1    --11
select 10&8    --8,°üº¬,10=8+2
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select 19&16  --16,°üº¬,19=16+2+1
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Suppose we have a recursive hierarchy stored in a relational database and we want to write it to XML.  This might be for a variety of reasons – e.g. as a pre-cached input to a UI control, to export to another system using a pre-defined format, etc.
 
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